Heap Overflow
Monthly
Heap-based buffer overflow in Wireshark's RDP protocol dissector allows local attackers to cause denial of service or execute arbitrary code via maliciously crafted capture files. Affects Wireshark versions 4.6.0-4.6.4 and 4.4.0-4.4.14. The vulnerability requires user interaction (opening a malicious .pcap file) but no authentication, making it effective for social engineering attacks against network analysts. No active exploitation confirmed in CISA KEV, but proof-of-concept details available via GitLab issue tracker. EPSS data not available for risk prioritization.
Heap buffer overflow in FreeBSD's libnv library allows remote unauthenticated attackers to achieve privilege escalation or denial of service through maliciously crafted message headers. The vulnerability affects FreeBSD versions 13.5, 14.3, 14.4, and 15.0, with patches released in security advisory FreeBSD-SA-26:17.libnv. Despite network attack vector and privilege escalation potential (CVSS 8.1), EPSS scoring indicates only 0.02% exploitation probability (5th percentile), and no active exploitation or public exploit code has been identified. SSVC classifies technical impact as partial with no confirmed exploitation.
Heap buffer overflow in FreeBSD dhclient enables potential remote code execution when processing maliciously crafted DHCP packets. Affects FreeBSD 13.5, 14.3, 14.4, and 15.0 branches prior to security patches. EPSS exploitation probability is low (0.03%, 8th percentile) and no active exploitation confirmed, but SSVC classifies this as automatable with partial technical impact. The vulnerability requires network position to send crafted DHCP responses (CVSS AV:N/AC:H), making exploitation complexity high but not requiring authentication.
Heap overflow in Wireshark 4.6.0 through 4.6.4 TLS protocol dissector enables remote code execution when a user opens a malicious capture file or inspects crafted network traffic. The vulnerability requires user interaction (UI:R) but no authentication, making it exploitable via social engineering. No public exploit code identified at time of analysis, though the technical details are disclosed in vendor advisory wnpa-sec-2026-14 and tracked in GitLab issue #21090. CVSS 8.8 reflects the combination of network vector, low complexity, and potential for complete system compromise despite the user interaction requirement.
Heap corruption in Google Chrome's WebRTC component (versions prior to 147.0.7727.138) allows a remote attacker to trigger a heap buffer overflow when a victim visits a crafted HTML page, potentially leading to memory corruption and arbitrary code execution within the renderer process. Reported internally by the Chrome team and rated Medium by Chromium, it carries a CVSS of 8.8 driven by high confidentiality/integrity/availability impact plus required user interaction. There is no public exploit identified at time of analysis, and EPSS is very low (0.03%, 8th percentile), indicating no observed exploitation activity.
Heap buffer overflow in Chrome's Skia graphics library (versions prior to 147.0.7727.138) lets an attacker who has already compromised the renderer process escape the sandbox via a crafted HTML page, reported by Google's own Chrome team. Chromium rates it High severity and a vendor patch is available, but there is no public exploit identified at time of analysis and EPSS is near zero (0.01%). SSVC records exploitation as none, meaning this is a defense-in-depth second-stage bug rather than a standalone entry point.
Out-of-bounds memory access in Milesight AIOT camera firmware enables remote attackers to achieve high-severity impacts on confidentiality, integrity, and availability when users interact with malicious content. CISA ICS-CERT has issued an advisory for this industrial IoT vulnerability. With network attack vector (AV:N) and low complexity (AC:L) but requiring user interaction (UI:A), the vulnerability presents significant risk to operational technology environments where these cameras are deployed for industrial surveillance and monitoring applications.
Heap buffer overflow in GNU Binutils XCOFF linker allows arbitrary code execution when a local user processes a malicious object file. Red Hat Enterprise Linux versions 6 through 10 are confirmed affected via CPE data. CVSS 7.8 reflects local attack vector requiring user interaction (opening/linking the crafted file). No active exploitation confirmed (not in CISA KEV), and no public proof-of-concept identified at time of analysis. Real-world risk depends heavily on whether development workflows involve linking untrusted XCOFF files, which is uncommon outside AIX/PowerPC cross-compilation scenarios.
Heap buffer overflow in PJSIP 2.16 and earlier allows local attackers with user interaction to execute arbitrary code or crash the application via maliciously crafted Opus audio frames. The vulnerability stems from undersized FEC decode buffers (960 bytes at 8 kHz mono) that receive up to 1280 bytes of encoded data without bounds checking during Opus codec decoding. With CVSS 8.5 severity and a public GitHub commit fix available, this represents a high-impact memory corruption vulnerability in a widely-deployed VoIP library, though exploitation requires local access and user interaction (AV:L/UI:P), limiting remote attack scenarios.
Local privilege escalation in the SUID-root ntfs-3g binary (Tuxera NTFS-3G from 2022.10.3 up to before 2026.2.25) stems from a heap buffer overflow in ntfs_build_permissions_posix() in acls.c. An attacker who can present a malicious NTFS image corrupts heap memory during ordinary read operations (stat, readdir, open) that parse a security descriptor carrying multiple ACCESS_DENIED ACEs with WRITE_OWNER from distinct group SIDs, potentially yielding root code execution. No public exploit identified at time of analysis and EPSS is negligible (0.01%), but the technical impact is total.
Heap buffer overflow in glibc scanf functions versions 2.7 through 2.43 allows remote unauthenticated attackers to execute arbitrary code by providing malicious input to applications using %mc format specifiers with width >1024. CVSS 9.8 indicates critical network-accessible impact, but EPSS score of 0.02% (5th percentile) suggests minimal real-world exploitation activity at time of analysis. No CISA KEV listing confirms this as a theoretical risk requiring specific application usage patterns rather than widespread active exploitation. Successful exploitation depends on target applications parsing attacker-controlled input through affected scanf family functions with specific format string configurations.
Heap buffer overflow in NanoMQ MQTT Broker's REST API allows remote unauthenticated attackers to trigger denial of service via crafted HTTP requests. The off-by-one error in uri_param_parse function (CWE-122) affects all versions prior to 0.24.11. CVSS 7.7 (High) with network attack vector, low complexity, and no authentication required. Proof-of-concept exploit exists (CVSS E:P), though no CISA KEV listing indicates limited observed exploitation. Vendor patch available in version 0.24.11 with upstream fix committed (GitHub 69a97b3).
Remote code execution in silex technology SD-330AC and AMC Manager allows unauthenticated network attackers to execute arbitrary code via heap-based buffer overflow when processing redirect URLs. CVSS 9.3 critical severity with attack vector AV:N/AC:L/PR:N/UI:N indicates trivial exploitation against internet-facing devices. No public exploit identified at time of analysis, though JPCERT coordination suggests vendor-confirmed vulnerability. EPSS data not available; real-world risk depends on internet exposure of affected silex wireless bridge and management software installations.
Heap-based buffer overflow in xrdp 0.10.5 and earlier allows remote code execution after authentication via malicious EGFX graphics channel PDUs. Authenticated attackers can exploit insufficient validation of client-controlled size parameters to write beyond allocated heap buffers. Unauthenticated attackers can only trigger denial-of-service crashes. Vendor-released patch available in version 0.10.6. No active exploitation confirmed (not in CISA KEV), but heap overflows in remote services are high-value targets. Default non-privileged execution since 0.10.2 limits post-compromise impact.
Heap-based buffer overflow in xrdp's NeutrinoRDP module (versions ≤0.10.5) enables malicious downstream RDP servers or MitM attackers to achieve remote code execution or denial of service when proxying RDP sessions. Exploitation requires the victim xrdp server to have the non-default NeutrinoRDP module compiled and enabled (--enable-neutrinordp), and a user must initiate an RDP session through the affected proxy to a malicious server. EPSS data unavailable; no CISA KEV listing indicates targeted rather than widespread exploitation. Fixed in version 0.10.6.
Heap buffer overflow in Creolabs Gravity scripting language before 0.9.6 enables remote code execution when applications evaluate untrusted scripts containing many string literals at global scope. The vulnerability stems from insufficient bounds checking in gravity_fiber_reassign(), allowing heap metadata corruption. VulnCheck disclosed this issue with a vendor-released patch (commit 18b9195) available. CVSS 9.3 reflects the critical network-accessible, unauthenticated attack vector. No active exploitation (CISA KEV) or public POC identified at time of analysis, but technical details in GitHub issue #437 could facilitate exploit development.
Heap buffer overflow in PDFium, Chrome's embedded PDF rendering library, allows remote attackers to execute arbitrary code within Chrome's renderer sandbox on Windows systems prior to version 147.0.7727.101. Exploitation requires convincing a user to open a crafted PDF file and perform specific UI gestures - raising real-world bar beyond passive drive-by. Code execution is confined to the renderer sandbox, meaning a full system compromise would require a separate sandbox escape. No public exploit code or active exploitation (CISA KEV) has been identified; EPSS sits at 0.01% (3rd percentile), reflecting low current exploitation probability.
Heap buffer overflow in Google Chrome's PDFium library (versions prior to 147.0.7727.101) enables remote code execution within the Chrome sandbox when a victim opens a malicious PDF file. Despite CVSS 8.8 severity, exploitation requires user interaction (opening a crafted PDF) and is confined to the sandbox, limiting system-level impact. Vendor patch available in Chrome 147.0.7727.101. No active exploitation confirmed (not in CISA KEV), no public POC identified at time of analysis. EPSS data not provided.
Remote code execution via crafted PDF in Google Chrome versions prior to 147.0.7727.101 allows an attacker to execute arbitrary code inside the browser's sandbox. The heap buffer overflow in PDFium is triggered by opening a malformed PDF file. No public exploit code or active exploitation has been confirmed, and EPSS indicates a low probability of exploitation.
A heap buffer overflow in the ANGLE graphics layer engine in Google Chrome before 147.0.7727.101 may allow a remote attacker to escape the browser sandbox and execute arbitrary code on the host system by convincing a victim to visit a malicious website. Exploitation requires user interaction, and while no active exploitation has been reported, the criticality stems from the potential for full system compromise.
Heap-based buffer overflow in Adobe FrameMaker 2022.8 and earlier enables arbitrary code execution with high integrity and confidentiality impact when users open specially crafted malicious files. Attack requires local access and user interaction (CVSS 7.8, AV:L/UI:R), limiting remote exploitation scenarios. No public exploit identified at time of analysis. EPSS data not available, and vulnerability not listed in CISA KEV, suggesting exploitation remains theoretical despite the high CVSS score.
Heap buffer overflow in libsixel 1.8.7 and earlier allows local attackers to achieve arbitrary code execution by providing a maliciously crafted large palettised PNG image that triggers integer overflow in RGB888 conversion routines. The vulnerability requires user interaction to process the malicious image but no authentication. EPSS data not available; no public exploit identified at time of analysis, though the technical details in the advisory provide sufficient information for weaponization. Vendor-released patch: version 1.8.7-r1.
Heap-based buffer overflow in Adobe Bridge 16.0.2, 15.1.4, and earlier versions enables arbitrary code execution with victim's privileges when processing maliciously crafted files. Attack requires local access and user interaction (opening a weaponized file). CVSS 7.8 (High) reflects significant impact but local-only attack vector. No public exploit identified at time of analysis, and exploitation probability remains moderate given the user interaction requirement and local access constraint.
Arbitrary code execution in Adobe Bridge 16.0.2, 15.1.4 and earlier allows local attackers to execute malicious code with current user privileges through specially crafted files. CVSS 7.8 (High) with EPSS data not available. No public exploit identified at time of analysis. Exploitation requires victim to open a malicious Bridge file, making this a realistic threat for targeted attacks using phishing or social engineering delivery methods.
Heap-based buffer overflow in Adobe Bridge 16.0.2, 15.1.4, and earlier allows arbitrary code execution with user privileges when processing malicious files. CVSS 7.8 (High) reflects the local attack vector requiring victim interaction to open a crafted file. No public exploit identified at time of analysis, with SSVC framework rating this as non-automatable but capable of total technical impact. Exploitation requires social engineering to deliver the malicious file to the target user.
Heap-based buffer overflow in Adobe Bridge 16.0.2, 15.1.4, and earlier versions enables arbitrary code execution with user privileges when processing maliciously crafted files. CVSS 7.8 reflects high impact across confidentiality, integrity, and availability, requiring local access and user interaction. CISA SSVC framework categorizes this as non-automatable with total technical impact. No public exploit identified at time of analysis, and vendor has released security advisory APSB26-39 addressing the vulnerability.
Arbitrary code execution via heap-based buffer overflow in Adobe Bridge (versions 16.0.2, 15.1.4 and earlier) allows local attackers to execute code in the user's security context by tricking victims into opening specially crafted malicious files. No public exploit identified at time of analysis, with SSVC assessment indicating no current exploitation, non-automatable attack requiring user interaction, and total technical impact upon successful compromise.
Heap-based buffer overflow in Adobe InDesign Desktop versions 20.5.2, 21.2 and earlier enables arbitrary code execution with high impact to confidentiality, integrity, and availability when users open malicious files. The vulnerability requires local access and user interaction (opening a crafted document), with no authentication barriers (CVSS PR:N). No public exploit identified at time of analysis, and CISA SSVC framework rates this as non-exploited with total technical impact but not automatable, indicating targeted attack potential rather than mass exploitation risk.
Heap-based buffer overflow in Adobe InDesign Desktop versions 20.5.2, 21.2 and earlier enables arbitrary code execution with high integrity and confidentiality impact when users open specially crafted malicious files. No public exploit identified at time of analysis. CVSS 7.8 reflects local attack vector requiring user interaction but no authentication, with complete system compromise potential in user context. EPSS risk data not available; exploitation requires social engineering to deliver malicious InDesign document.
Heap-based buffer overflow in Adobe InDesign Desktop versions 20.5.2, 21.2 and earlier enables arbitrary code execution with high confidentiality, integrity, and availability impact when users open malicious files. No public exploit identified at time of analysis. Attack requires local access and user interaction (opening a crafted file), with low attack complexity and no authentication requirements (CVSS:3.1 AV:L/AC:L/PR:N/UI:R). EPSS risk data not available; vulnerability enables complete system compromise in user context.
Local privilege escalation in Windows Client Side Caching driver (csc.sys) allows authenticated users with low privileges to gain SYSTEM-level access via heap-based buffer overflow exploitation. Affects all supported Windows 10, Windows 11, and Windows Server versions (2012 through 2025). Vendor-released patches are available from Microsoft as of early 2026. No public exploit identified at time of analysis, though the straightforward attack complexity (AC:L) and no user interaction requirement (
Heap-based buffer overflow in Windows Hyper-V enables local code execution with high impact across Windows 10, Windows 11, and Windows Server environments. An unauthenticated attacker with local access can trigger the vulnerability through user interaction (CVSS:3.1 AV:L/AC:L/PR:N/UI:R), achieving full system compromise (C:H/I:H/A:H). Microsoft has released patches addressing 17 affected Windows versions ranging from legacy Windows 10 1607 through Windows 11 26H1 and Windows Server 2025. No publ
Local privilege escalation in Microsoft Graphics Component across Windows 11 24H2/25H2/26H1 and Server 2025 enables unauthenticated local attackers to execute arbitrary code with high integrity via heap-based buffer overflow exploitation. CVSS 8.4 (High) reflects low attack complexity and no user interaction requirement, though local access is necessary. EPSS data unavailable; no CISA KEV listing or public exploit identified at time of analysis, but the low complexity (AC:L) and no-auth requirement (PR:N) make this highly attractive for post-compromise escalation.
Heap-based buffer overflow in Microsoft Windows Function Discovery Service (fdwsd.dll) enables low-privileged authenticated local attackers to escalate privileges to SYSTEM across Windows 10, Windows 11, and Windows Server 2012-2025. Vendor-released patch available per Microsoft Security Response Center advisory. No public exploit identified at time of analysis, though the CVSS vector indicates local access with high attack complexity (AC:H), requiring authenticated low-privilege users (PR:L). A
Heap-based buffer overflow in the Windows Kernel enables local privilege escalation to SYSTEM on Windows 10 (versions 1607 through 22H2), Windows 11 (versions 22H3 through 26H1), and Windows Server (2012 through 2025). Authenticated local attackers with low privileges can exploit this memory corruption vulnerability to gain complete system control. Microsoft has released patches addressing 21 affected product versions. No public exploit identified at time of analysis, though the local attack vec
Heap-based buffer overflow in Adobe InDesign Desktop 20.5.2, 21.2 and earlier enables arbitrary code execution with high confidentiality, integrity, and availability impact. Attack requires local access and user interaction (victim opens malicious InDesign file), with low attack complexity and no authentication barriers. CVSS 7.8 reflects significant impact once social engineering succeeds. No CISA KEV listing indicates no confirmed active exploitation at time of analysis. Adobe has published security advisory APSB26-32 addressing this vulnerability.
Remote code execution in Fortinet FortiAnalyzer Cloud and FortiManager Cloud versions 7.6.2 through 7.6.4 allows unauthenticated remote attackers to execute arbitrary code via crafted network requests exploiting a heap-based buffer overflow (CWE-122). Attack complexity is rated high due to ASLR and network segmentation defenses requiring significant exploitation preparation. CVSS score of 8.1 reflects the critical impact despite defensive barriers. No public exploit identified at time of analysis, though the vulnerability's disclosure by Fortinet suggests patch availability through their security advisory FG-IR-26-121.
Heap buffer overflow in ImageMagick's MVG decoder enables network-based denial of service through crafted image files. Affects all ImageMagick versions prior to 6.9.13-44 and 7.1.2-19. CVSS 7.5 (HIGH) with remote unauthenticated exploitation (AV:N/PR:N), but EPSS score of 0.04% (11th percentile) indicates minimal observed exploitation probability. No active exploitation confirmed (not in CISA KEV), no public POC identified. Vendor-released patches available in versions 6.9.13-44 and 7.1.2-19, with upstream fix committed at 4c72003e9e54.
Heap buffer overflow in jq command-line JSON processor (all versions through 1.8.1) allows remote unauthenticated attackers to crash processes or potentially achieve code execution via crafted queries producing strings exceeding 2^31 bytes. Integer overflow in jvp_string_append() and jvp_string_copy_replace_bad() functions causes undersized buffer allocation followed by heap corruption. Publicly available exploit code exists (SSVC: POC). EPSS score of 0.04% (12th percentile) suggests low observe
Out-of-bounds heap write in Huawei HarmonyOS WEB module allows unauthenticated remote attackers to execute arbitrary code and exfiltrate sensitive data with no user interaction required. CVSS v4.0 score of 10.0 (Critical) reflects network-based exploitation with low complexity requiring no privileges or user interaction. No public exploit identified at time of analysis. The vulnerability achieves complete compromise of confidentiality, integrity, and availability across both vulnerable and subsequent system scopes.
Heap-based buffer overflow in Samsung Open Source Escargot JavaScript engine enables out-of-bounds memory writes with high integrity and availability impact through local attack vectors. Affects Escargot commit 97e8115ab1110bc502b4b5e4a0c689a71520d335. CVSS 8.1 severity driven by scope change and low attack complexity despite local access requirement. Upstream fix available (PR/commit); released patched version not independently confirmed. No public exploit identified at time of analysis, and exploitation requires high attack complexity (AC:H), limiting immediate risk despite elevated CVSS score.
Heap buffer overflow in FFmpeg 8.0.1's av_bprint_finalize() function enables remote denial-of-service attacks through maliciously crafted media files. Exploitation requires no authentication (CVSS AV:N/AC:L/PR:N/UI:N), making this accessible to any network-based attacker who can deliver manipulated input to vulnerable FFmpeg instances. EPSS score of 0.04% (12th percentile) indicates low observed exploitation probability, and no public exploit code or active exploitation has been identified at time of analysis. While CVSS rates this 7.5 HIGH due to availability impact, real-world risk is primarily limited to public-facing media processing services.
Heap-based buffer overflow in GIMP's PSP (Paint Shop Pro) file parser enables remote code execution when processing malicious PSP image files. Unauthenticated attackers can execute arbitrary code with user privileges by convincing targets to open crafted PSP files. CVSS 7.8 (High) reflects local attack vector requiring user interaction. No public exploit identified at time of analysis. Vulnerability tracked as ZDI-CAN-28874 by Zero Day Initiative.
Heap-based buffer overflow in GIMP's JP2 image parser enables unauthenticated remote code execution when users open crafted JPEG 2000 files. The vulnerability stems from insufficient validation of user-supplied data length before copying to heap memory, allowing attackers to execute arbitrary code with user privileges. Exploitation requires social engineering to convince targets to open malicious JP2 files. No public exploit identified at time of analysis.
Heap buffer overflow in wolfSSL DTLS 1.3 ACK message handler allows unauthenticated remote attackers to achieve integrity and availability impacts via crafted network packets. The vulnerability triggers memory corruption during ACK message processing in DTLS 1.3 sessions, enabling potential arbitrary code execution or denial of service. No public exploit identified at time of analysis, though low observed exploitation activity noted.
Arbitrary code execution in Google Chrome for macOS versions prior to 147.0.7727.55 occurs via heap buffer overflow in the ANGLE graphics layer when processing malicious HTML pages. Remote attackers can achieve full compromise of confidentiality, integrity, and availability within Chrome's sandbox by exploiting this CWE-122 heap overflow with low attack complexity and no authentication. EPSS probability is low (0.03%, 10th percentile) with no public exploit identified at time of analysis, indicating limited observed exploitation activity despite the high CVSS score of 8.8.
Remote code execution in Google Chrome versions prior to 147.0.7727.55 allows unauthenticated attackers to execute arbitrary code by exploiting a heap buffer overflow in the WebML component through specially crafted HTML pages. The vulnerability requires user interaction (visiting a malicious page) but presents critical risk with high impact to confidentiality, integrity, and availability. EPSS score of 0.03% (9th percentile) indicates low probability of imminent exploitation in the wild, with no public exploit identified at time of analysis and no CISA KEV listing confirming active exploitation.
Local privilege escalation in Qualcomm Snapdragon components allows authenticated local attackers to corrupt kernel memory through malformed IOCTL requests. Exploitation requires low-privilege local access but no user interaction (CVSS 7.8, AV:L/PR:L). The vulnerability enables attackers to achieve high impact across confidentiality, integrity, and availability through unsafe memcpy operations that fail to validate buffer sizes. No public exploit identified at time of analysis, though the straightforward attack complexity (AC:L) suggests exploitation development is feasible for adversaries with local access.
Heap-based buffer overflow in TP-Link Tapo C520WS v2.6 allows local network attackers to cause denial of service by sending crafted payloads during asynchronous video stream processing, triggering memory corruption and process crashes. The vulnerability stems from insufficient buffer boundary validation in streaming input handling. A vendor patch is available.
Heap-based buffer overflow in TP-Link Tapo C520WS v2.6 allows unauthenticated network attackers to trigger denial-of-service by sending crafted HTTP payloads that bypass boundary validation during segmented request body parsing. The vulnerability exploits insufficient write-boundary verification in the HTTP parsing loop, causing heap memory corruption that crashes or hangs the device process. Patch is available from the vendor.
Heap-based buffer overflow in TP-Link Tapo C520WS v2.6 allows remote attackers on the same network segment to trigger denial-of-service by sending crafted HTTP POST payloads that exceed allocated buffer boundaries. The vulnerability stems from missing validation in HTTP body parsing logic, causing process crashes or unresponsiveness. No CVSS score or vector data is available, limiting precise severity quantification, but the practical attack vector is network-adjacent and does not require authentication.
Heap buffer overflow in OpenEXR 3.4.0 through 3.4.6 allows remote code execution when processing maliciously crafted EXR image files with HTJ2K compression and specific channel width configurations. The vulnerability enables controlled heap overwrites of 2-4 bytes per iteration beyond allocated buffer boundaries, exploitable through user interaction with weaponized .exr files. Attack vector is local (AV:L) requiring user action (UI:A) but no privileges (PR:N), with CVSS 8.4 severity. Vendor-released patch available in version 3.4.7. No public exploit identified at time of analysis, though the precise technical details in the security advisory lower exploitation complexity for capable adversaries.
Remote code execution via heap buffer overflow in Google Chrome's GPU component affects all versions prior to 146.0.7680.178, allowing attackers to execute arbitrary code by crafting malicious HTML pages. The vulnerability requires only a remote attacker with no special privileges or user authentication; users need only visit a compromised or attacker-controlled website. No CVSS score was assigned by NVD, though Chromium classified it as High severity. Patch availability confirmed from vendor.
Remote code execution in ANGLE (Almost Native Graphics Layer Engine) within Google Chrome on macOS prior to version 146.0.7680.178 allows unauthenticated remote attackers to execute arbitrary code by crafting a malicious HTML page that triggers a heap buffer overflow. This vulnerability affects all Chrome versions below the patched release and poses an immediate risk to macOS users who visit compromised or malicious websites.
Heap-based buffer overflow in gdk-pixbuf's JPEG image loader enables remote denial of service through malformed JPEG images without user interaction. The vulnerability triggers during automated image processing operations like thumbnail generation across Red Hat Enterprise Linux 6 through 10, allowing unauthenticated network attackers to crash applications that process JPEG images. EPSS score of 0.09% (25th percentile) suggests low observed exploitation activity, consistent with SSVC assessment showing no active exploitation despite the vulnerability being fully automatable.
Heap buffer overflow in FreeRDP's persistent bitmap cache handling allows local attackers to corrupt memory integrity and crash the RDP client. Affecting all versions prior to 3.24.2, the vulnerability (CWE-122) occurs when memory reallocation fails but the buffer size variable is prematurely updated, creating a size/pointer mismatch. EPSS data not available, but marked medium priority by Ubuntu. No public exploit identified at time of analysis, though technical details are disclosed in the GitHub Security Advisory.
Heap buffer overflow in FreeRDP's H.264 YUV decoder (versions before 3.24.2) allows remote attackers to potentially achieve code execution via specially crafted RDP sessions. The vulnerability stems from premature dimension updates in yuv_ensure_buffer() that persist when memory reallocation fails, creating exploitable memory corruption conditions. Attack requires user interaction (connecting to malicious RDP server) and moderate complexity (CVSS AC:H). No public exploit identified at time of analysis, though CVSS 7.5 HIGH score reflects potential for complete system compromise (C:H/I:H/A:H).
Heap buffer overflow in FreeRDP's CLEAR codec implementation allows remote attackers to execute arbitrary code when processing malicious RDP server responses. Affects all FreeRDP versions prior to 3.24.2. Attack requires high complexity and user interaction (victim must connect to attacker-controlled RDP server), but no authentication is required. CVSS 7.5 reflects the network-accessible attack vector with potential for complete system compromise. No public exploit identified at time of analysis, though technical details are publicly disclosed via GitHub security advisory.
Buffer overflow in NGINX's DAV module allows remote attackers to crash worker processes or manipulate file names outside the document root when MOVE/COPY methods are combined with prefix location and alias directives. The vulnerability affects NGINX Open Source and NGINX Plus installations using vulnerable configurations, though the low-privilege worker process context limits the scope of file manipulation. No patch is currently available for this high-severity issue.
Google Chrome's WebGL implementation contains a heap buffer overflow that enables remote attackers to read arbitrary memory by serving a specially crafted HTML page to users prior to version 146.0.7680.165. This network-based vulnerability requires only user interaction and affects Chrome on all platforms, granting attackers access to sensitive data in the browser's memory. A patch is available and should be applied immediately given the high severity and potential for exploitation.
Unauthenticated remote attackers can exploit a heap buffer overflow in Google Chrome's WebAudio component (versions prior to 146.0.7680.165) by hosting malicious HTML pages that trigger out-of-bounds memory writes. This vulnerability enables arbitrary code execution with full system compromise potential. A patch is available from Google and Debian.
Remote code execution in llama.cpp prior to commit b7824 is possible through a crafted GGUF file that exploits an integer overflow in the `ggml_nbytes` function, causing heap buffer overflow during tensor processing. An attacker can bypass memory validation by specifying tensor dimensions that cause the size calculation to underflow dramatically, allowing memory corruption and potential code execution. The vulnerability affects Debian and other systems running vulnerable versions of llama.cpp, with no patch currently available.
A malformed H.265 PPS (Picture Parameter Set) NAL unit in libde265 prior to version 1.0.17 triggers a segmentation fault in the pic_parameter_set::set_derived_values() function, causing denial of service. Any application using affected versions of libde265 to decode H.265 video streams is vulnerable to crash via specially crafted video files or streams. The vulnerability has been patched in version 1.0.17, and a GitHub security advisory documents the issue.
Authenticated users can trigger a heap overflow in MariaDB 11.4 (before 11.4.10) and 11.8 (before 11.8.6) through the JSON_SCHEMA_VALID() function, causing denial of service and potentially remote code execution under specific memory layout conditions. The vulnerability requires valid database credentials and affects server availability and integrity across scope boundaries. No patch is currently available for vulnerable versions.
Heap overflow in PJSIP 2.16 and earlier DNS parser allows unauthenticated remote attackers to achieve code execution with no user interaction required. The vulnerability affects only applications explicitly configured with a built-in nameserver; users relying on OS resolvers or external resolver implementations are unaffected. No patch is currently available, but mitigation is possible by disabling DNS resolution or switching to an external resolver.
Heap buffer overflow in Google Chrome's WebRTC component (versions prior to 146.0.7680.153) enables remote code execution when users visit a malicious webpage, requiring only user interaction to trigger the vulnerability. An attacker can exploit this heap corruption to execute arbitrary code with the privileges of the affected browser process. A patch is available for Chrome and affected Linux distributions including Ubuntu and Debian.
Heap buffer overflow in PDFium within Google Chrome versions prior to 146.0.7680.153 enables remote attackers to corrupt heap memory and potentially achieve code execution by delivering a malicious PDF file. The vulnerability requires user interaction to open the crafted PDF but no authentication or special privileges. Patches are available for affected Google Chrome, Ubuntu, and Debian systems.
Heap buffer overflow in Google Chrome's ANGLE graphics library (versions prior to 146.0.7680.153) enables remote attackers to corrupt heap memory and potentially achieve arbitrary code execution through malicious HTML pages requiring only user interaction. The vulnerability affects Chrome on multiple platforms including Ubuntu and Debian systems. A patch is available and should be applied immediately given the high severity and attack accessibility.
Sandboxed arbitrary code execution in Google Chrome's WebAudio component (versions prior to 146.0.7680.153) can be triggered remotely through malicious HTML, requiring only user interaction. An attacker can craft a weaponized webpage to break out of the Chrome sandbox and execute arbitrary code on affected systems. This high-severity vulnerability impacts Chrome, Ubuntu, and Debian users, with patches now available.
Google Chrome versions prior to 146.0.7680.153 contain a heap buffer overflow in CSS parsing that enables remote code execution when users visit malicious HTML pages. An unauthenticated attacker can trigger heap memory corruption through a crafted webpage, potentially achieving arbitrary code execution with user privileges. A patch is available and should be applied immediately to all affected systems.
Integer underflow in TLS 1.3 ECH (Encrypted Client Hello) extension parsing within wolfSSL allows remote attackers to trigger heap buffer overflow conditions with availability impact through specially crafted network packets. While ECH is disabled by default in wolfSSL and the specification remains unstable, exploitation requires no authentication and succeeds under specific timing conditions. No patch is currently available for this vulnerability.
HTSlib, a widely-used bioinformatics library for reading and writing sequence alignment formats, contains a critical buffer overflow vulnerability in its CRAM format decoder. The vulnerability exists in the `cram_byte_array_len_decode()` function which fails to validate that unpacked data matches the output buffer size, affecting HTSlib versions prior to 1.23.1, 1.22.2, and 1.21.1. An attacker can craft a malicious CRAM file that, when opened by a user, triggers either a heap or stack overflow with attacker-controlled bytes, potentially leading to arbitrary code execution, program crash, or memory corruption.
HTSlib versions prior to 1.23.1, 1.22.2, and 1.21.1 contain a heap buffer overflow vulnerability in the GZI index loading function `bgzf_index_load_hfile()`. An integer overflow during buffer allocation allows attackers to craft malicious `.gzi` files that trigger heap memory corruption, potentially leading to denial of service, data corruption, or remote code execution when a user opens the compromised file. No evidence of active exploitation in the wild has been reported, but the vulnerability is demonstrable and patch availability is confirmed.
HTSlib versions prior to 1.21.1, 1.22.2, and 1.23.1 contain an out-by-one error in the CRAM decoder's `cram_byte_array_stop_decode_char()` function that allows a single attacker-controlled byte to be written beyond the end of a heap allocation. This heap buffer overflow (CWE-122) affects bioinformatics applications using HTSlib to process CRAM-formatted DNA sequence alignment files, and could enable arbitrary code execution if exploited. No public exploit code or KEV status is currently documented, but patch availability exists for multiple stable release branches.
HTSlib contains a buffer overflow vulnerability in its CRAM format decoder affecting the VARINT and CONST encoding handlers, where incomplete context validation allows writes of up to eight bytes beyond heap allocation boundaries or into stack-allocated single-byte variables. This vulnerability affects HTSlib versions prior to 1.23.1, 1.22.2, and 1.21.1, and impacts any application using the library to process CRAM-formatted bioinformatics data files. An attacker can craft a malicious CRAM file to trigger heap or stack overflow conditions, potentially leading to denial of service, memory corruption, or arbitrary code execution when processed by a vulnerable application.
HTSlib contains a heap buffer overflow vulnerability in its CRAM decoder caused by an out-by-one error when validating feature boundaries. When a user opens a maliciously crafted CRAM file, an attacker can write one controlled byte beyond the end of a heap buffer, potentially causing application crashes, data corruption, or arbitrary code execution. Versions 1.23.1, 1.22.2, and 1.21.1 include fixes, and patches are available via the official GitHub repository.
HTSlib versions prior to 1.23.1, 1.22.2, and 1.21.1 contain a heap buffer overflow vulnerability in the cram_decode_seq() function when processing CRAM-formatted bioinformatics files with omitted sequence and quality data. An attacker can craft a malicious CRAM file that triggers an out-of-bounds read followed by an attacker-controlled single-byte write to heap memory, potentially enabling arbitrary code execution, data corruption, or denial of service when a user opens the file. No public exploit proof-of-concept has been identified, but the vulnerability is confirmed and patched by the HTSlib project.
A critical heap buffer overflow vulnerability exists in YAML::Syck through version 1.36 for Perl, allowing remote attackers to potentially execute arbitrary code or cause denial of service without authentication. The vulnerability stems from multiple memory corruption issues including heap overflow when processing YAML class names exceeding 512 bytes, buffer overread in base64 decoding, and memory leaks. With a CVSS score of 9.1 and network-based attack vector requiring no user interaction, this presents a severe risk to applications parsing untrusted YAML input.
Heap-based buffer overflow vulnerability in the DnsServer component of Tuya's arduino-TuyaOpen library (versions before 1.2.1) that allows attackers on the same LAN to execute arbitrary code on IoT/embedded devices by sending malicious DNS responses. With a CVSS score of 8.8 and tags indicating RCE capability, this represents a significant risk for connected embedded devices, though no active exploitation (not in KEV) or public PoC has been identified.
Heap-based buffer overflow vulnerability in GStreamer's rtpqdm2depay component that allows remote attackers to execute arbitrary code when processing malformed X-QDM RTP payloads. The vulnerability affects all versions of GStreamer (CPE indicates no version restrictions) and requires user interaction to exploit, though attack vectors may vary based on implementation. No active exploitation is known (not in KEV), and no EPSS score is available to assess real-world exploitation probability.
Heap-based buffer overflow vulnerability in the GStreamer multimedia framework's JPEG parser that allows remote code execution when processing malicious Huffman tables. The vulnerability affects all versions of GStreamer (CPE shows wildcard versioning) and requires user interaction to exploit, with a CVSS score of 7.8. No active exploitation in the wild has been reported (not in KEV), and no EPSS data is available.
Heap-based buffer overflow vulnerability in GStreamer's ASF Demuxer component that allows remote attackers to execute arbitrary code when processing malicious ASF media files. The vulnerability requires user interaction (opening/processing a malicious file) and affects all versions of GStreamer based on the CPE data. No evidence of active exploitation (not in KEV) or public proof-of-concept exists, though Zero Day Initiative tracked it as ZDI-CAN-28843.
Heap-based buffer overflow vulnerability in Philips Hue Bridge devices that allows network-adjacent attackers to execute arbitrary code through malformed PUT requests to the HomeKit Accessory Protocol (HAP) characteristics endpoint. While authentication is normally required, the advisory notes the authentication mechanism can be bypassed, effectively allowing unauthenticated remote code execution. No EPSS score or KEV listing is available, suggesting this is not currently being exploited in the wild.
Heap-based buffer overflow vulnerability in Philips Hue Bridge's HomeKit implementation that allows unauthenticated network-adjacent attackers to execute arbitrary code. The vulnerability affects all versions of Philips Hue Bridge (CPE indicates no version restrictions) through the hk_hap_pair_storage_put function on TCP port 8080. No EPSS data or KEV listing is available, and while ZDI has published an advisory, no public POC or active exploitation has been reported.
Heap-based buffer overflow vulnerability in Philips Hue Bridge devices that allows network-adjacent attackers with authentication (which can be bypassed) to achieve remote code execution as root. The vulnerability affects the HomeKit Accessory Protocol (HAP) implementation on TCP port 8080 and has a high CVSS score of 8.0, though no active exploitation or public PoC has been reported.
Critical heap-based buffer overflow vulnerability in Philips Hue Bridge's HomeKit implementation that allows network-adjacent attackers to execute arbitrary code without authentication. The vulnerability affects all versions of Philips Hue Bridge (CPE indicates no version restriction) and stems from improper input validation in the hk_hap_pair_storage_put function. No active exploitation (not in KEV) or EPSS score is reported, but the high CVSS score (8.8) and RCE capability make this a significant threat for local network attackers.
Heap-based buffer overflow vulnerability in the Philips Hue Bridge's Zigbee stack that allows network-adjacent attackers to execute arbitrary code when users initiate device pairing. The vulnerability affects all versions of Philips Hue Bridge and has a CVSS score of 8.0, requiring physical proximity and user interaction to exploit. No EPSS data or KEV listing is available, suggesting this is not actively exploited in the wild.
Heap buffer overflow in FreeRDP's NSCodec surface-bits handler (versions prior to 3.24.0) lets a malicious or compromised RDP server corrupt heap memory on connecting clients. The gdi_surface_bits() path passes server-supplied bmp.width and bmp.height into nsc_process_message() without validating them against the actual desktop dimensions, and because the attacker also controls the decoded pixel data, the out-of-bounds write can overwrite adjacent heap allocations with attacker-chosen bytes - a potential path to remote code execution. EPSS is low (0.04%, 13th percentile) and there is no public exploit identified at time of analysis.
Local attackers can achieve heap buffer overflow in llama.cpp versions before b8146 through integer overflow in the GGUF file parsing function, enabling arbitrary code execution with high integrity and confidentiality impact. The vulnerability stems from undersized heap allocation followed by unvalidated writes of over 528 bytes of attacker-controlled data, bypassing a previous fix for the same component. This affects systems running vulnerable LLM inference implementations on local machines where user interaction is required to trigger the malicious GGUF file processing.
Heap buffer overflow in Skia in Google Chrome versions up to 146.0.7680.71 is affected by heap-based buffer overflow (CVSS 8.8).
Heap-based buffer overflow in Wireshark's RDP protocol dissector allows local attackers to cause denial of service or execute arbitrary code via maliciously crafted capture files. Affects Wireshark versions 4.6.0-4.6.4 and 4.4.0-4.4.14. The vulnerability requires user interaction (opening a malicious .pcap file) but no authentication, making it effective for social engineering attacks against network analysts. No active exploitation confirmed in CISA KEV, but proof-of-concept details available via GitLab issue tracker. EPSS data not available for risk prioritization.
Heap buffer overflow in FreeBSD's libnv library allows remote unauthenticated attackers to achieve privilege escalation or denial of service through maliciously crafted message headers. The vulnerability affects FreeBSD versions 13.5, 14.3, 14.4, and 15.0, with patches released in security advisory FreeBSD-SA-26:17.libnv. Despite network attack vector and privilege escalation potential (CVSS 8.1), EPSS scoring indicates only 0.02% exploitation probability (5th percentile), and no active exploitation or public exploit code has been identified. SSVC classifies technical impact as partial with no confirmed exploitation.
Heap buffer overflow in FreeBSD dhclient enables potential remote code execution when processing maliciously crafted DHCP packets. Affects FreeBSD 13.5, 14.3, 14.4, and 15.0 branches prior to security patches. EPSS exploitation probability is low (0.03%, 8th percentile) and no active exploitation confirmed, but SSVC classifies this as automatable with partial technical impact. The vulnerability requires network position to send crafted DHCP responses (CVSS AV:N/AC:H), making exploitation complexity high but not requiring authentication.
Heap overflow in Wireshark 4.6.0 through 4.6.4 TLS protocol dissector enables remote code execution when a user opens a malicious capture file or inspects crafted network traffic. The vulnerability requires user interaction (UI:R) but no authentication, making it exploitable via social engineering. No public exploit code identified at time of analysis, though the technical details are disclosed in vendor advisory wnpa-sec-2026-14 and tracked in GitLab issue #21090. CVSS 8.8 reflects the combination of network vector, low complexity, and potential for complete system compromise despite the user interaction requirement.
Heap corruption in Google Chrome's WebRTC component (versions prior to 147.0.7727.138) allows a remote attacker to trigger a heap buffer overflow when a victim visits a crafted HTML page, potentially leading to memory corruption and arbitrary code execution within the renderer process. Reported internally by the Chrome team and rated Medium by Chromium, it carries a CVSS of 8.8 driven by high confidentiality/integrity/availability impact plus required user interaction. There is no public exploit identified at time of analysis, and EPSS is very low (0.03%, 8th percentile), indicating no observed exploitation activity.
Heap buffer overflow in Chrome's Skia graphics library (versions prior to 147.0.7727.138) lets an attacker who has already compromised the renderer process escape the sandbox via a crafted HTML page, reported by Google's own Chrome team. Chromium rates it High severity and a vendor patch is available, but there is no public exploit identified at time of analysis and EPSS is near zero (0.01%). SSVC records exploitation as none, meaning this is a defense-in-depth second-stage bug rather than a standalone entry point.
Out-of-bounds memory access in Milesight AIOT camera firmware enables remote attackers to achieve high-severity impacts on confidentiality, integrity, and availability when users interact with malicious content. CISA ICS-CERT has issued an advisory for this industrial IoT vulnerability. With network attack vector (AV:N) and low complexity (AC:L) but requiring user interaction (UI:A), the vulnerability presents significant risk to operational technology environments where these cameras are deployed for industrial surveillance and monitoring applications.
Heap buffer overflow in GNU Binutils XCOFF linker allows arbitrary code execution when a local user processes a malicious object file. Red Hat Enterprise Linux versions 6 through 10 are confirmed affected via CPE data. CVSS 7.8 reflects local attack vector requiring user interaction (opening/linking the crafted file). No active exploitation confirmed (not in CISA KEV), and no public proof-of-concept identified at time of analysis. Real-world risk depends heavily on whether development workflows involve linking untrusted XCOFF files, which is uncommon outside AIX/PowerPC cross-compilation scenarios.
Heap buffer overflow in PJSIP 2.16 and earlier allows local attackers with user interaction to execute arbitrary code or crash the application via maliciously crafted Opus audio frames. The vulnerability stems from undersized FEC decode buffers (960 bytes at 8 kHz mono) that receive up to 1280 bytes of encoded data without bounds checking during Opus codec decoding. With CVSS 8.5 severity and a public GitHub commit fix available, this represents a high-impact memory corruption vulnerability in a widely-deployed VoIP library, though exploitation requires local access and user interaction (AV:L/UI:P), limiting remote attack scenarios.
Local privilege escalation in the SUID-root ntfs-3g binary (Tuxera NTFS-3G from 2022.10.3 up to before 2026.2.25) stems from a heap buffer overflow in ntfs_build_permissions_posix() in acls.c. An attacker who can present a malicious NTFS image corrupts heap memory during ordinary read operations (stat, readdir, open) that parse a security descriptor carrying multiple ACCESS_DENIED ACEs with WRITE_OWNER from distinct group SIDs, potentially yielding root code execution. No public exploit identified at time of analysis and EPSS is negligible (0.01%), but the technical impact is total.
Heap buffer overflow in glibc scanf functions versions 2.7 through 2.43 allows remote unauthenticated attackers to execute arbitrary code by providing malicious input to applications using %mc format specifiers with width >1024. CVSS 9.8 indicates critical network-accessible impact, but EPSS score of 0.02% (5th percentile) suggests minimal real-world exploitation activity at time of analysis. No CISA KEV listing confirms this as a theoretical risk requiring specific application usage patterns rather than widespread active exploitation. Successful exploitation depends on target applications parsing attacker-controlled input through affected scanf family functions with specific format string configurations.
Heap buffer overflow in NanoMQ MQTT Broker's REST API allows remote unauthenticated attackers to trigger denial of service via crafted HTTP requests. The off-by-one error in uri_param_parse function (CWE-122) affects all versions prior to 0.24.11. CVSS 7.7 (High) with network attack vector, low complexity, and no authentication required. Proof-of-concept exploit exists (CVSS E:P), though no CISA KEV listing indicates limited observed exploitation. Vendor patch available in version 0.24.11 with upstream fix committed (GitHub 69a97b3).
Remote code execution in silex technology SD-330AC and AMC Manager allows unauthenticated network attackers to execute arbitrary code via heap-based buffer overflow when processing redirect URLs. CVSS 9.3 critical severity with attack vector AV:N/AC:L/PR:N/UI:N indicates trivial exploitation against internet-facing devices. No public exploit identified at time of analysis, though JPCERT coordination suggests vendor-confirmed vulnerability. EPSS data not available; real-world risk depends on internet exposure of affected silex wireless bridge and management software installations.
Heap-based buffer overflow in xrdp 0.10.5 and earlier allows remote code execution after authentication via malicious EGFX graphics channel PDUs. Authenticated attackers can exploit insufficient validation of client-controlled size parameters to write beyond allocated heap buffers. Unauthenticated attackers can only trigger denial-of-service crashes. Vendor-released patch available in version 0.10.6. No active exploitation confirmed (not in CISA KEV), but heap overflows in remote services are high-value targets. Default non-privileged execution since 0.10.2 limits post-compromise impact.
Heap-based buffer overflow in xrdp's NeutrinoRDP module (versions ≤0.10.5) enables malicious downstream RDP servers or MitM attackers to achieve remote code execution or denial of service when proxying RDP sessions. Exploitation requires the victim xrdp server to have the non-default NeutrinoRDP module compiled and enabled (--enable-neutrinordp), and a user must initiate an RDP session through the affected proxy to a malicious server. EPSS data unavailable; no CISA KEV listing indicates targeted rather than widespread exploitation. Fixed in version 0.10.6.
Heap buffer overflow in Creolabs Gravity scripting language before 0.9.6 enables remote code execution when applications evaluate untrusted scripts containing many string literals at global scope. The vulnerability stems from insufficient bounds checking in gravity_fiber_reassign(), allowing heap metadata corruption. VulnCheck disclosed this issue with a vendor-released patch (commit 18b9195) available. CVSS 9.3 reflects the critical network-accessible, unauthenticated attack vector. No active exploitation (CISA KEV) or public POC identified at time of analysis, but technical details in GitHub issue #437 could facilitate exploit development.
Heap buffer overflow in PDFium, Chrome's embedded PDF rendering library, allows remote attackers to execute arbitrary code within Chrome's renderer sandbox on Windows systems prior to version 147.0.7727.101. Exploitation requires convincing a user to open a crafted PDF file and perform specific UI gestures - raising real-world bar beyond passive drive-by. Code execution is confined to the renderer sandbox, meaning a full system compromise would require a separate sandbox escape. No public exploit code or active exploitation (CISA KEV) has been identified; EPSS sits at 0.01% (3rd percentile), reflecting low current exploitation probability.
Heap buffer overflow in Google Chrome's PDFium library (versions prior to 147.0.7727.101) enables remote code execution within the Chrome sandbox when a victim opens a malicious PDF file. Despite CVSS 8.8 severity, exploitation requires user interaction (opening a crafted PDF) and is confined to the sandbox, limiting system-level impact. Vendor patch available in Chrome 147.0.7727.101. No active exploitation confirmed (not in CISA KEV), no public POC identified at time of analysis. EPSS data not provided.
Remote code execution via crafted PDF in Google Chrome versions prior to 147.0.7727.101 allows an attacker to execute arbitrary code inside the browser's sandbox. The heap buffer overflow in PDFium is triggered by opening a malformed PDF file. No public exploit code or active exploitation has been confirmed, and EPSS indicates a low probability of exploitation.
A heap buffer overflow in the ANGLE graphics layer engine in Google Chrome before 147.0.7727.101 may allow a remote attacker to escape the browser sandbox and execute arbitrary code on the host system by convincing a victim to visit a malicious website. Exploitation requires user interaction, and while no active exploitation has been reported, the criticality stems from the potential for full system compromise.
Heap-based buffer overflow in Adobe FrameMaker 2022.8 and earlier enables arbitrary code execution with high integrity and confidentiality impact when users open specially crafted malicious files. Attack requires local access and user interaction (CVSS 7.8, AV:L/UI:R), limiting remote exploitation scenarios. No public exploit identified at time of analysis. EPSS data not available, and vulnerability not listed in CISA KEV, suggesting exploitation remains theoretical despite the high CVSS score.
Heap buffer overflow in libsixel 1.8.7 and earlier allows local attackers to achieve arbitrary code execution by providing a maliciously crafted large palettised PNG image that triggers integer overflow in RGB888 conversion routines. The vulnerability requires user interaction to process the malicious image but no authentication. EPSS data not available; no public exploit identified at time of analysis, though the technical details in the advisory provide sufficient information for weaponization. Vendor-released patch: version 1.8.7-r1.
Heap-based buffer overflow in Adobe Bridge 16.0.2, 15.1.4, and earlier versions enables arbitrary code execution with victim's privileges when processing maliciously crafted files. Attack requires local access and user interaction (opening a weaponized file). CVSS 7.8 (High) reflects significant impact but local-only attack vector. No public exploit identified at time of analysis, and exploitation probability remains moderate given the user interaction requirement and local access constraint.
Arbitrary code execution in Adobe Bridge 16.0.2, 15.1.4 and earlier allows local attackers to execute malicious code with current user privileges through specially crafted files. CVSS 7.8 (High) with EPSS data not available. No public exploit identified at time of analysis. Exploitation requires victim to open a malicious Bridge file, making this a realistic threat for targeted attacks using phishing or social engineering delivery methods.
Heap-based buffer overflow in Adobe Bridge 16.0.2, 15.1.4, and earlier allows arbitrary code execution with user privileges when processing malicious files. CVSS 7.8 (High) reflects the local attack vector requiring victim interaction to open a crafted file. No public exploit identified at time of analysis, with SSVC framework rating this as non-automatable but capable of total technical impact. Exploitation requires social engineering to deliver the malicious file to the target user.
Heap-based buffer overflow in Adobe Bridge 16.0.2, 15.1.4, and earlier versions enables arbitrary code execution with user privileges when processing maliciously crafted files. CVSS 7.8 reflects high impact across confidentiality, integrity, and availability, requiring local access and user interaction. CISA SSVC framework categorizes this as non-automatable with total technical impact. No public exploit identified at time of analysis, and vendor has released security advisory APSB26-39 addressing the vulnerability.
Arbitrary code execution via heap-based buffer overflow in Adobe Bridge (versions 16.0.2, 15.1.4 and earlier) allows local attackers to execute code in the user's security context by tricking victims into opening specially crafted malicious files. No public exploit identified at time of analysis, with SSVC assessment indicating no current exploitation, non-automatable attack requiring user interaction, and total technical impact upon successful compromise.
Heap-based buffer overflow in Adobe InDesign Desktop versions 20.5.2, 21.2 and earlier enables arbitrary code execution with high impact to confidentiality, integrity, and availability when users open malicious files. The vulnerability requires local access and user interaction (opening a crafted document), with no authentication barriers (CVSS PR:N). No public exploit identified at time of analysis, and CISA SSVC framework rates this as non-exploited with total technical impact but not automatable, indicating targeted attack potential rather than mass exploitation risk.
Heap-based buffer overflow in Adobe InDesign Desktop versions 20.5.2, 21.2 and earlier enables arbitrary code execution with high integrity and confidentiality impact when users open specially crafted malicious files. No public exploit identified at time of analysis. CVSS 7.8 reflects local attack vector requiring user interaction but no authentication, with complete system compromise potential in user context. EPSS risk data not available; exploitation requires social engineering to deliver malicious InDesign document.
Heap-based buffer overflow in Adobe InDesign Desktop versions 20.5.2, 21.2 and earlier enables arbitrary code execution with high confidentiality, integrity, and availability impact when users open malicious files. No public exploit identified at time of analysis. Attack requires local access and user interaction (opening a crafted file), with low attack complexity and no authentication requirements (CVSS:3.1 AV:L/AC:L/PR:N/UI:R). EPSS risk data not available; vulnerability enables complete system compromise in user context.
Local privilege escalation in Windows Client Side Caching driver (csc.sys) allows authenticated users with low privileges to gain SYSTEM-level access via heap-based buffer overflow exploitation. Affects all supported Windows 10, Windows 11, and Windows Server versions (2012 through 2025). Vendor-released patches are available from Microsoft as of early 2026. No public exploit identified at time of analysis, though the straightforward attack complexity (AC:L) and no user interaction requirement (
Heap-based buffer overflow in Windows Hyper-V enables local code execution with high impact across Windows 10, Windows 11, and Windows Server environments. An unauthenticated attacker with local access can trigger the vulnerability through user interaction (CVSS:3.1 AV:L/AC:L/PR:N/UI:R), achieving full system compromise (C:H/I:H/A:H). Microsoft has released patches addressing 17 affected Windows versions ranging from legacy Windows 10 1607 through Windows 11 26H1 and Windows Server 2025. No publ
Local privilege escalation in Microsoft Graphics Component across Windows 11 24H2/25H2/26H1 and Server 2025 enables unauthenticated local attackers to execute arbitrary code with high integrity via heap-based buffer overflow exploitation. CVSS 8.4 (High) reflects low attack complexity and no user interaction requirement, though local access is necessary. EPSS data unavailable; no CISA KEV listing or public exploit identified at time of analysis, but the low complexity (AC:L) and no-auth requirement (PR:N) make this highly attractive for post-compromise escalation.
Heap-based buffer overflow in Microsoft Windows Function Discovery Service (fdwsd.dll) enables low-privileged authenticated local attackers to escalate privileges to SYSTEM across Windows 10, Windows 11, and Windows Server 2012-2025. Vendor-released patch available per Microsoft Security Response Center advisory. No public exploit identified at time of analysis, though the CVSS vector indicates local access with high attack complexity (AC:H), requiring authenticated low-privilege users (PR:L). A
Heap-based buffer overflow in the Windows Kernel enables local privilege escalation to SYSTEM on Windows 10 (versions 1607 through 22H2), Windows 11 (versions 22H3 through 26H1), and Windows Server (2012 through 2025). Authenticated local attackers with low privileges can exploit this memory corruption vulnerability to gain complete system control. Microsoft has released patches addressing 21 affected product versions. No public exploit identified at time of analysis, though the local attack vec
Heap-based buffer overflow in Adobe InDesign Desktop 20.5.2, 21.2 and earlier enables arbitrary code execution with high confidentiality, integrity, and availability impact. Attack requires local access and user interaction (victim opens malicious InDesign file), with low attack complexity and no authentication barriers. CVSS 7.8 reflects significant impact once social engineering succeeds. No CISA KEV listing indicates no confirmed active exploitation at time of analysis. Adobe has published security advisory APSB26-32 addressing this vulnerability.
Remote code execution in Fortinet FortiAnalyzer Cloud and FortiManager Cloud versions 7.6.2 through 7.6.4 allows unauthenticated remote attackers to execute arbitrary code via crafted network requests exploiting a heap-based buffer overflow (CWE-122). Attack complexity is rated high due to ASLR and network segmentation defenses requiring significant exploitation preparation. CVSS score of 8.1 reflects the critical impact despite defensive barriers. No public exploit identified at time of analysis, though the vulnerability's disclosure by Fortinet suggests patch availability through their security advisory FG-IR-26-121.
Heap buffer overflow in ImageMagick's MVG decoder enables network-based denial of service through crafted image files. Affects all ImageMagick versions prior to 6.9.13-44 and 7.1.2-19. CVSS 7.5 (HIGH) with remote unauthenticated exploitation (AV:N/PR:N), but EPSS score of 0.04% (11th percentile) indicates minimal observed exploitation probability. No active exploitation confirmed (not in CISA KEV), no public POC identified. Vendor-released patches available in versions 6.9.13-44 and 7.1.2-19, with upstream fix committed at 4c72003e9e54.
Heap buffer overflow in jq command-line JSON processor (all versions through 1.8.1) allows remote unauthenticated attackers to crash processes or potentially achieve code execution via crafted queries producing strings exceeding 2^31 bytes. Integer overflow in jvp_string_append() and jvp_string_copy_replace_bad() functions causes undersized buffer allocation followed by heap corruption. Publicly available exploit code exists (SSVC: POC). EPSS score of 0.04% (12th percentile) suggests low observe
Out-of-bounds heap write in Huawei HarmonyOS WEB module allows unauthenticated remote attackers to execute arbitrary code and exfiltrate sensitive data with no user interaction required. CVSS v4.0 score of 10.0 (Critical) reflects network-based exploitation with low complexity requiring no privileges or user interaction. No public exploit identified at time of analysis. The vulnerability achieves complete compromise of confidentiality, integrity, and availability across both vulnerable and subsequent system scopes.
Heap-based buffer overflow in Samsung Open Source Escargot JavaScript engine enables out-of-bounds memory writes with high integrity and availability impact through local attack vectors. Affects Escargot commit 97e8115ab1110bc502b4b5e4a0c689a71520d335. CVSS 8.1 severity driven by scope change and low attack complexity despite local access requirement. Upstream fix available (PR/commit); released patched version not independently confirmed. No public exploit identified at time of analysis, and exploitation requires high attack complexity (AC:H), limiting immediate risk despite elevated CVSS score.
Heap buffer overflow in FFmpeg 8.0.1's av_bprint_finalize() function enables remote denial-of-service attacks through maliciously crafted media files. Exploitation requires no authentication (CVSS AV:N/AC:L/PR:N/UI:N), making this accessible to any network-based attacker who can deliver manipulated input to vulnerable FFmpeg instances. EPSS score of 0.04% (12th percentile) indicates low observed exploitation probability, and no public exploit code or active exploitation has been identified at time of analysis. While CVSS rates this 7.5 HIGH due to availability impact, real-world risk is primarily limited to public-facing media processing services.
Heap-based buffer overflow in GIMP's PSP (Paint Shop Pro) file parser enables remote code execution when processing malicious PSP image files. Unauthenticated attackers can execute arbitrary code with user privileges by convincing targets to open crafted PSP files. CVSS 7.8 (High) reflects local attack vector requiring user interaction. No public exploit identified at time of analysis. Vulnerability tracked as ZDI-CAN-28874 by Zero Day Initiative.
Heap-based buffer overflow in GIMP's JP2 image parser enables unauthenticated remote code execution when users open crafted JPEG 2000 files. The vulnerability stems from insufficient validation of user-supplied data length before copying to heap memory, allowing attackers to execute arbitrary code with user privileges. Exploitation requires social engineering to convince targets to open malicious JP2 files. No public exploit identified at time of analysis.
Heap buffer overflow in wolfSSL DTLS 1.3 ACK message handler allows unauthenticated remote attackers to achieve integrity and availability impacts via crafted network packets. The vulnerability triggers memory corruption during ACK message processing in DTLS 1.3 sessions, enabling potential arbitrary code execution or denial of service. No public exploit identified at time of analysis, though low observed exploitation activity noted.
Arbitrary code execution in Google Chrome for macOS versions prior to 147.0.7727.55 occurs via heap buffer overflow in the ANGLE graphics layer when processing malicious HTML pages. Remote attackers can achieve full compromise of confidentiality, integrity, and availability within Chrome's sandbox by exploiting this CWE-122 heap overflow with low attack complexity and no authentication. EPSS probability is low (0.03%, 10th percentile) with no public exploit identified at time of analysis, indicating limited observed exploitation activity despite the high CVSS score of 8.8.
Remote code execution in Google Chrome versions prior to 147.0.7727.55 allows unauthenticated attackers to execute arbitrary code by exploiting a heap buffer overflow in the WebML component through specially crafted HTML pages. The vulnerability requires user interaction (visiting a malicious page) but presents critical risk with high impact to confidentiality, integrity, and availability. EPSS score of 0.03% (9th percentile) indicates low probability of imminent exploitation in the wild, with no public exploit identified at time of analysis and no CISA KEV listing confirming active exploitation.
Local privilege escalation in Qualcomm Snapdragon components allows authenticated local attackers to corrupt kernel memory through malformed IOCTL requests. Exploitation requires low-privilege local access but no user interaction (CVSS 7.8, AV:L/PR:L). The vulnerability enables attackers to achieve high impact across confidentiality, integrity, and availability through unsafe memcpy operations that fail to validate buffer sizes. No public exploit identified at time of analysis, though the straightforward attack complexity (AC:L) suggests exploitation development is feasible for adversaries with local access.
Heap-based buffer overflow in TP-Link Tapo C520WS v2.6 allows local network attackers to cause denial of service by sending crafted payloads during asynchronous video stream processing, triggering memory corruption and process crashes. The vulnerability stems from insufficient buffer boundary validation in streaming input handling. A vendor patch is available.
Heap-based buffer overflow in TP-Link Tapo C520WS v2.6 allows unauthenticated network attackers to trigger denial-of-service by sending crafted HTTP payloads that bypass boundary validation during segmented request body parsing. The vulnerability exploits insufficient write-boundary verification in the HTTP parsing loop, causing heap memory corruption that crashes or hangs the device process. Patch is available from the vendor.
Heap-based buffer overflow in TP-Link Tapo C520WS v2.6 allows remote attackers on the same network segment to trigger denial-of-service by sending crafted HTTP POST payloads that exceed allocated buffer boundaries. The vulnerability stems from missing validation in HTTP body parsing logic, causing process crashes or unresponsiveness. No CVSS score or vector data is available, limiting precise severity quantification, but the practical attack vector is network-adjacent and does not require authentication.
Heap buffer overflow in OpenEXR 3.4.0 through 3.4.6 allows remote code execution when processing maliciously crafted EXR image files with HTJ2K compression and specific channel width configurations. The vulnerability enables controlled heap overwrites of 2-4 bytes per iteration beyond allocated buffer boundaries, exploitable through user interaction with weaponized .exr files. Attack vector is local (AV:L) requiring user action (UI:A) but no privileges (PR:N), with CVSS 8.4 severity. Vendor-released patch available in version 3.4.7. No public exploit identified at time of analysis, though the precise technical details in the security advisory lower exploitation complexity for capable adversaries.
Remote code execution via heap buffer overflow in Google Chrome's GPU component affects all versions prior to 146.0.7680.178, allowing attackers to execute arbitrary code by crafting malicious HTML pages. The vulnerability requires only a remote attacker with no special privileges or user authentication; users need only visit a compromised or attacker-controlled website. No CVSS score was assigned by NVD, though Chromium classified it as High severity. Patch availability confirmed from vendor.
Remote code execution in ANGLE (Almost Native Graphics Layer Engine) within Google Chrome on macOS prior to version 146.0.7680.178 allows unauthenticated remote attackers to execute arbitrary code by crafting a malicious HTML page that triggers a heap buffer overflow. This vulnerability affects all Chrome versions below the patched release and poses an immediate risk to macOS users who visit compromised or malicious websites.
Heap-based buffer overflow in gdk-pixbuf's JPEG image loader enables remote denial of service through malformed JPEG images without user interaction. The vulnerability triggers during automated image processing operations like thumbnail generation across Red Hat Enterprise Linux 6 through 10, allowing unauthenticated network attackers to crash applications that process JPEG images. EPSS score of 0.09% (25th percentile) suggests low observed exploitation activity, consistent with SSVC assessment showing no active exploitation despite the vulnerability being fully automatable.
Heap buffer overflow in FreeRDP's persistent bitmap cache handling allows local attackers to corrupt memory integrity and crash the RDP client. Affecting all versions prior to 3.24.2, the vulnerability (CWE-122) occurs when memory reallocation fails but the buffer size variable is prematurely updated, creating a size/pointer mismatch. EPSS data not available, but marked medium priority by Ubuntu. No public exploit identified at time of analysis, though technical details are disclosed in the GitHub Security Advisory.
Heap buffer overflow in FreeRDP's H.264 YUV decoder (versions before 3.24.2) allows remote attackers to potentially achieve code execution via specially crafted RDP sessions. The vulnerability stems from premature dimension updates in yuv_ensure_buffer() that persist when memory reallocation fails, creating exploitable memory corruption conditions. Attack requires user interaction (connecting to malicious RDP server) and moderate complexity (CVSS AC:H). No public exploit identified at time of analysis, though CVSS 7.5 HIGH score reflects potential for complete system compromise (C:H/I:H/A:H).
Heap buffer overflow in FreeRDP's CLEAR codec implementation allows remote attackers to execute arbitrary code when processing malicious RDP server responses. Affects all FreeRDP versions prior to 3.24.2. Attack requires high complexity and user interaction (victim must connect to attacker-controlled RDP server), but no authentication is required. CVSS 7.5 reflects the network-accessible attack vector with potential for complete system compromise. No public exploit identified at time of analysis, though technical details are publicly disclosed via GitHub security advisory.
Buffer overflow in NGINX's DAV module allows remote attackers to crash worker processes or manipulate file names outside the document root when MOVE/COPY methods are combined with prefix location and alias directives. The vulnerability affects NGINX Open Source and NGINX Plus installations using vulnerable configurations, though the low-privilege worker process context limits the scope of file manipulation. No patch is currently available for this high-severity issue.
Google Chrome's WebGL implementation contains a heap buffer overflow that enables remote attackers to read arbitrary memory by serving a specially crafted HTML page to users prior to version 146.0.7680.165. This network-based vulnerability requires only user interaction and affects Chrome on all platforms, granting attackers access to sensitive data in the browser's memory. A patch is available and should be applied immediately given the high severity and potential for exploitation.
Unauthenticated remote attackers can exploit a heap buffer overflow in Google Chrome's WebAudio component (versions prior to 146.0.7680.165) by hosting malicious HTML pages that trigger out-of-bounds memory writes. This vulnerability enables arbitrary code execution with full system compromise potential. A patch is available from Google and Debian.
Remote code execution in llama.cpp prior to commit b7824 is possible through a crafted GGUF file that exploits an integer overflow in the `ggml_nbytes` function, causing heap buffer overflow during tensor processing. An attacker can bypass memory validation by specifying tensor dimensions that cause the size calculation to underflow dramatically, allowing memory corruption and potential code execution. The vulnerability affects Debian and other systems running vulnerable versions of llama.cpp, with no patch currently available.
A malformed H.265 PPS (Picture Parameter Set) NAL unit in libde265 prior to version 1.0.17 triggers a segmentation fault in the pic_parameter_set::set_derived_values() function, causing denial of service. Any application using affected versions of libde265 to decode H.265 video streams is vulnerable to crash via specially crafted video files or streams. The vulnerability has been patched in version 1.0.17, and a GitHub security advisory documents the issue.
Authenticated users can trigger a heap overflow in MariaDB 11.4 (before 11.4.10) and 11.8 (before 11.8.6) through the JSON_SCHEMA_VALID() function, causing denial of service and potentially remote code execution under specific memory layout conditions. The vulnerability requires valid database credentials and affects server availability and integrity across scope boundaries. No patch is currently available for vulnerable versions.
Heap overflow in PJSIP 2.16 and earlier DNS parser allows unauthenticated remote attackers to achieve code execution with no user interaction required. The vulnerability affects only applications explicitly configured with a built-in nameserver; users relying on OS resolvers or external resolver implementations are unaffected. No patch is currently available, but mitigation is possible by disabling DNS resolution or switching to an external resolver.
Heap buffer overflow in Google Chrome's WebRTC component (versions prior to 146.0.7680.153) enables remote code execution when users visit a malicious webpage, requiring only user interaction to trigger the vulnerability. An attacker can exploit this heap corruption to execute arbitrary code with the privileges of the affected browser process. A patch is available for Chrome and affected Linux distributions including Ubuntu and Debian.
Heap buffer overflow in PDFium within Google Chrome versions prior to 146.0.7680.153 enables remote attackers to corrupt heap memory and potentially achieve code execution by delivering a malicious PDF file. The vulnerability requires user interaction to open the crafted PDF but no authentication or special privileges. Patches are available for affected Google Chrome, Ubuntu, and Debian systems.
Heap buffer overflow in Google Chrome's ANGLE graphics library (versions prior to 146.0.7680.153) enables remote attackers to corrupt heap memory and potentially achieve arbitrary code execution through malicious HTML pages requiring only user interaction. The vulnerability affects Chrome on multiple platforms including Ubuntu and Debian systems. A patch is available and should be applied immediately given the high severity and attack accessibility.
Sandboxed arbitrary code execution in Google Chrome's WebAudio component (versions prior to 146.0.7680.153) can be triggered remotely through malicious HTML, requiring only user interaction. An attacker can craft a weaponized webpage to break out of the Chrome sandbox and execute arbitrary code on affected systems. This high-severity vulnerability impacts Chrome, Ubuntu, and Debian users, with patches now available.
Google Chrome versions prior to 146.0.7680.153 contain a heap buffer overflow in CSS parsing that enables remote code execution when users visit malicious HTML pages. An unauthenticated attacker can trigger heap memory corruption through a crafted webpage, potentially achieving arbitrary code execution with user privileges. A patch is available and should be applied immediately to all affected systems.
Integer underflow in TLS 1.3 ECH (Encrypted Client Hello) extension parsing within wolfSSL allows remote attackers to trigger heap buffer overflow conditions with availability impact through specially crafted network packets. While ECH is disabled by default in wolfSSL and the specification remains unstable, exploitation requires no authentication and succeeds under specific timing conditions. No patch is currently available for this vulnerability.
HTSlib, a widely-used bioinformatics library for reading and writing sequence alignment formats, contains a critical buffer overflow vulnerability in its CRAM format decoder. The vulnerability exists in the `cram_byte_array_len_decode()` function which fails to validate that unpacked data matches the output buffer size, affecting HTSlib versions prior to 1.23.1, 1.22.2, and 1.21.1. An attacker can craft a malicious CRAM file that, when opened by a user, triggers either a heap or stack overflow with attacker-controlled bytes, potentially leading to arbitrary code execution, program crash, or memory corruption.
HTSlib versions prior to 1.23.1, 1.22.2, and 1.21.1 contain a heap buffer overflow vulnerability in the GZI index loading function `bgzf_index_load_hfile()`. An integer overflow during buffer allocation allows attackers to craft malicious `.gzi` files that trigger heap memory corruption, potentially leading to denial of service, data corruption, or remote code execution when a user opens the compromised file. No evidence of active exploitation in the wild has been reported, but the vulnerability is demonstrable and patch availability is confirmed.
HTSlib versions prior to 1.21.1, 1.22.2, and 1.23.1 contain an out-by-one error in the CRAM decoder's `cram_byte_array_stop_decode_char()` function that allows a single attacker-controlled byte to be written beyond the end of a heap allocation. This heap buffer overflow (CWE-122) affects bioinformatics applications using HTSlib to process CRAM-formatted DNA sequence alignment files, and could enable arbitrary code execution if exploited. No public exploit code or KEV status is currently documented, but patch availability exists for multiple stable release branches.
HTSlib contains a buffer overflow vulnerability in its CRAM format decoder affecting the VARINT and CONST encoding handlers, where incomplete context validation allows writes of up to eight bytes beyond heap allocation boundaries or into stack-allocated single-byte variables. This vulnerability affects HTSlib versions prior to 1.23.1, 1.22.2, and 1.21.1, and impacts any application using the library to process CRAM-formatted bioinformatics data files. An attacker can craft a malicious CRAM file to trigger heap or stack overflow conditions, potentially leading to denial of service, memory corruption, or arbitrary code execution when processed by a vulnerable application.
HTSlib contains a heap buffer overflow vulnerability in its CRAM decoder caused by an out-by-one error when validating feature boundaries. When a user opens a maliciously crafted CRAM file, an attacker can write one controlled byte beyond the end of a heap buffer, potentially causing application crashes, data corruption, or arbitrary code execution. Versions 1.23.1, 1.22.2, and 1.21.1 include fixes, and patches are available via the official GitHub repository.
HTSlib versions prior to 1.23.1, 1.22.2, and 1.21.1 contain a heap buffer overflow vulnerability in the cram_decode_seq() function when processing CRAM-formatted bioinformatics files with omitted sequence and quality data. An attacker can craft a malicious CRAM file that triggers an out-of-bounds read followed by an attacker-controlled single-byte write to heap memory, potentially enabling arbitrary code execution, data corruption, or denial of service when a user opens the file. No public exploit proof-of-concept has been identified, but the vulnerability is confirmed and patched by the HTSlib project.
A critical heap buffer overflow vulnerability exists in YAML::Syck through version 1.36 for Perl, allowing remote attackers to potentially execute arbitrary code or cause denial of service without authentication. The vulnerability stems from multiple memory corruption issues including heap overflow when processing YAML class names exceeding 512 bytes, buffer overread in base64 decoding, and memory leaks. With a CVSS score of 9.1 and network-based attack vector requiring no user interaction, this presents a severe risk to applications parsing untrusted YAML input.
Heap-based buffer overflow vulnerability in the DnsServer component of Tuya's arduino-TuyaOpen library (versions before 1.2.1) that allows attackers on the same LAN to execute arbitrary code on IoT/embedded devices by sending malicious DNS responses. With a CVSS score of 8.8 and tags indicating RCE capability, this represents a significant risk for connected embedded devices, though no active exploitation (not in KEV) or public PoC has been identified.
Heap-based buffer overflow vulnerability in GStreamer's rtpqdm2depay component that allows remote attackers to execute arbitrary code when processing malformed X-QDM RTP payloads. The vulnerability affects all versions of GStreamer (CPE indicates no version restrictions) and requires user interaction to exploit, though attack vectors may vary based on implementation. No active exploitation is known (not in KEV), and no EPSS score is available to assess real-world exploitation probability.
Heap-based buffer overflow vulnerability in the GStreamer multimedia framework's JPEG parser that allows remote code execution when processing malicious Huffman tables. The vulnerability affects all versions of GStreamer (CPE shows wildcard versioning) and requires user interaction to exploit, with a CVSS score of 7.8. No active exploitation in the wild has been reported (not in KEV), and no EPSS data is available.
Heap-based buffer overflow vulnerability in GStreamer's ASF Demuxer component that allows remote attackers to execute arbitrary code when processing malicious ASF media files. The vulnerability requires user interaction (opening/processing a malicious file) and affects all versions of GStreamer based on the CPE data. No evidence of active exploitation (not in KEV) or public proof-of-concept exists, though Zero Day Initiative tracked it as ZDI-CAN-28843.
Heap-based buffer overflow vulnerability in Philips Hue Bridge devices that allows network-adjacent attackers to execute arbitrary code through malformed PUT requests to the HomeKit Accessory Protocol (HAP) characteristics endpoint. While authentication is normally required, the advisory notes the authentication mechanism can be bypassed, effectively allowing unauthenticated remote code execution. No EPSS score or KEV listing is available, suggesting this is not currently being exploited in the wild.
Heap-based buffer overflow vulnerability in Philips Hue Bridge's HomeKit implementation that allows unauthenticated network-adjacent attackers to execute arbitrary code. The vulnerability affects all versions of Philips Hue Bridge (CPE indicates no version restrictions) through the hk_hap_pair_storage_put function on TCP port 8080. No EPSS data or KEV listing is available, and while ZDI has published an advisory, no public POC or active exploitation has been reported.
Heap-based buffer overflow vulnerability in Philips Hue Bridge devices that allows network-adjacent attackers with authentication (which can be bypassed) to achieve remote code execution as root. The vulnerability affects the HomeKit Accessory Protocol (HAP) implementation on TCP port 8080 and has a high CVSS score of 8.0, though no active exploitation or public PoC has been reported.
Critical heap-based buffer overflow vulnerability in Philips Hue Bridge's HomeKit implementation that allows network-adjacent attackers to execute arbitrary code without authentication. The vulnerability affects all versions of Philips Hue Bridge (CPE indicates no version restriction) and stems from improper input validation in the hk_hap_pair_storage_put function. No active exploitation (not in KEV) or EPSS score is reported, but the high CVSS score (8.8) and RCE capability make this a significant threat for local network attackers.
Heap-based buffer overflow vulnerability in the Philips Hue Bridge's Zigbee stack that allows network-adjacent attackers to execute arbitrary code when users initiate device pairing. The vulnerability affects all versions of Philips Hue Bridge and has a CVSS score of 8.0, requiring physical proximity and user interaction to exploit. No EPSS data or KEV listing is available, suggesting this is not actively exploited in the wild.
Heap buffer overflow in FreeRDP's NSCodec surface-bits handler (versions prior to 3.24.0) lets a malicious or compromised RDP server corrupt heap memory on connecting clients. The gdi_surface_bits() path passes server-supplied bmp.width and bmp.height into nsc_process_message() without validating them against the actual desktop dimensions, and because the attacker also controls the decoded pixel data, the out-of-bounds write can overwrite adjacent heap allocations with attacker-chosen bytes - a potential path to remote code execution. EPSS is low (0.04%, 13th percentile) and there is no public exploit identified at time of analysis.
Local attackers can achieve heap buffer overflow in llama.cpp versions before b8146 through integer overflow in the GGUF file parsing function, enabling arbitrary code execution with high integrity and confidentiality impact. The vulnerability stems from undersized heap allocation followed by unvalidated writes of over 528 bytes of attacker-controlled data, bypassing a previous fix for the same component. This affects systems running vulnerable LLM inference implementations on local machines where user interaction is required to trigger the malicious GGUF file processing.
Heap buffer overflow in Skia in Google Chrome versions up to 146.0.7680.71 is affected by heap-based buffer overflow (CVSS 8.8).