Buffer Overflow
A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.
How It Works
A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions. This overwrites whatever data or code exists there, corrupting program state and potentially giving attackers control over execution flow.
Stack-based overflows are the most common variant. When a function allocates a fixed-size buffer on the stack and then copies user-controlled input without proper bounds checking, attackers can overflow past the buffer to overwrite the function's return address. When the function completes, instead of returning to legitimate code, execution jumps to attacker-specified memory containing malicious shellcode. Heap-based overflows work differently—they corrupt heap metadata like chunk size fields or free list pointers, leading to arbitrary memory writes when the allocator processes the corrupted structures.
Modern exploitation bypasses defensive mechanisms through techniques like Return-Oriented Programming (ROP), which chains together existing code snippets to avoid non-executable memory protections. Attackers may also use heap spraying to reliably position shellcode at predictable addresses, defeating address randomization.
Impact
- Remote code execution — attacker gains ability to run arbitrary commands with the privileges of the vulnerable process
- Privilege escalation — exploiting kernel or setuid program overflows to gain root/SYSTEM access
- Denial of service — crashes and memory corruption that render systems unusable
- Information disclosure — reading sensitive data from adjacent memory regions that should be inaccessible
- Authentication bypass — overwriting security-critical variables like permission flags or user IDs
Real-World Examples
Fortinet FortiOS suffered a critical buffer overflow (CVE-2025-32756) that allowed unauthenticated remote attackers to execute code as root on firewalls and VPN gateways. Attackers actively exploited this to compromise enterprise network perimeters before patches were available.
The Slammer worm from 2003 exploited a stack overflow in Microsoft SQL Server, spreading to 75,000 hosts in ten minutes by sending a single malformed UDP packet that overwrote the return address with shellcode. No authentication was required.
OpenSSH historically contained a heap overflow in challenge-response authentication that allowed pre-authentication remote root compromise on Unix systems, demonstrating how memory corruption in privileged network services creates maximum impact scenarios.
Mitigation
- Memory-safe languages — Rust, Go, and modern managed languages prevent buffer overflows by design through automatic bounds checking
- Stack canaries — random values placed before return addresses that detect corruption before control transfer
- Address Space Layout Randomization (ASLR) — randomizes memory locations making exploitation less reliable
- Data Execution Prevention (DEP/NX) — marks memory regions as non-executable, preventing direct shellcode execution
- Bounds checking — validate input sizes before copying, use safe functions like
strncpyinstead ofstrcpy - Fuzzing and static analysis — automated testing to discover overflows before deployment
Recent CVEs (36770)
Internet Explorer in Microsoft Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, and Windows Server. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. Epss exploitation probability 20.5%.
ChakraCore and Microsoft Edge in Microsoft Windows 10 1703 allows an attacker to execute arbitrary code in the context of the current user, due to how the scripting engine handles objects in memory,. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. Epss exploitation probability 24.4%.
Microsoft Windows 7 SP1 allows an attacker to execute arbitrary code in the context of the current user, due to how Microsoft browsers handle objects in memory, aka "Windows Shell Remote Code. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. Epss exploitation probability 26.0%.
Internet Explorer in Microsoft Windows 7 SP1, Windows Server 2008 R2 SP1, Windows 8.1 and Windows RT 8.1, and Windows Server 2012 R2 allows an attacker to execute arbitrary code in the context of the. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. Epss exploitation probability 20.5%.
ChakraCore and Microsoft Edge in Microsoft Windows 10 1511, 1607, 1703, and Windows Server 2016 allows an attacker to execute arbitrary code in the context of the current user, due to how the. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. Epss exploitation probability 42.3%.
ChakraCore and Microsoft Edge in Microsoft Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows an attacker to execute arbitrary code in the context of the current user, due to how the. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and EPSS exploitation probability 74.0%.
Internet Explorer in Microsoft Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, and Windows Server. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and EPSS exploitation probability 62.7%.
ChakraCore and Microsoft Edge in Microsoft Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows an attacker to execute arbitrary code in the context of the current user, due to how the. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and EPSS exploitation probability 78.7%.
ChakraCore and Microsoft Edge in Microsoft Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows an attacker to execute arbitrary code in the context of the current user, due to how the. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. Epss exploitation probability 24.4%.
ChakraCore and Microsoft Edge in Microsoft Windows 10 1703 allows an attacker to execute arbitrary code in the context of the current user, due to how the scripting engine handles objects in memory,. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. Epss exploitation probability 24.4%.
ChakraCore and Microsoft Edge in Microsoft Windows 10 1703 allows an attacker to execute arbitrary code in the context of the current user, due to how the scripting engine handles objects in memory,. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. Epss exploitation probability 24.4%.
ChakraCore and Microsoft Edge in Microsoft Windows 10 1703 allows an attacker to execute arbitrary code in the context of the current user, due to how the scripting engine handles objects in memory,. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. Epss exploitation probability 24.4%.
ChakraCore and Microsoft Edge in Microsoft Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows an attacker to execute arbitrary code in the context of the current user, due to how the. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. Epss exploitation probability 20.5%.
ChakraCore and Microsoft Edge in Microsoft Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows an attacker to execute arbitrary code in the context of the current user, due to how the. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and EPSS exploitation probability 78.7%.
Microsoft Edge in Microsoft Windows 10 Gold, 1511, 1607, and Windows Server 2016 allows an attacker to execute arbitrary code in the context of the current user, due to how the scripting engine. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. Epss exploitation probability 20.5%.
ChakraCore and Microsoft Edge in Microsoft Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows an attacker to execute arbitrary code in the context of the current user, due to how the. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and EPSS exploitation probability 78.7%.
Microsoft Edge in Microsoft Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows an attacker to execute arbitrary code in the context of the current user, due to how the scripting engine. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. Epss exploitation probability 20.5%.
ChakraCore and Microsoft Edge in Windows 10 1703 allows an attacker to execute arbitrary code in the context of the current user, due to how the scripting engine handles objects in memory, aka. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. Epss exploitation probability 24.4%.
Internet Explorer in Microsoft Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, and Windows Server. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and EPSS exploitation probability 61.7%.
ChakraCore and Microsoft Edge in Microsoft Windows 10 1703 allow an attacker to execute arbitrary code in the context of the current user, due to how the scripting engine handles objects in memory,. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required. Epss exploitation probability 24.4%.
Remote attackers can execute arbitrary code on Microsoft Outlook 2010-2016 systems by delivering a malicious file that triggers a buffer overflow when the user opens it. This vulnerability is confirmed actively exploited (CISA KEV) with publicly available exploit code, achieving an EPSS score of 84.64% (99th percentile) indicating very high real-world exploitation probability. The attack leverages Outlook's Home Page feature to bypass security controls and achieve code execution with the privileges of the logged-in user, affecting all Outlook versions from 2010 SP2 through 2016 prior to October 2017 patches.
ReadPSDImage in coders/psd.c in ImageMagick 7.0.7-6 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted file, related to. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Buffer Overflow vulnerability could allow attackers to corrupt memory to execute arbitrary code or crash the application.
HPE LoadRunner before 12.53 Patch 4 and HPE Performance Center before 12.53 Patch 4 allow remote attackers to execute arbitrary code via unspecified vectors. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Epss exploitation probability 33.9% and no vendor patch available.
An exploitable integer overflow vulnerability exists when creating a new RGB Surface in SDL 2.0.5. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
An exploitable buffer overflow vulnerability exists in the XCF property handling functionality of SDL_image 2.0.1. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .tif file, related to "Data from Faulting Address is used as one. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .pdf file, related to "Data from. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to execute arbitrary code or cause a denial of service via a crafted .pdf file, related to "Data from Faulting Address. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .pdf file, related to a "Possible. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .pdf file, related to "Data from. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .pdf file, related to "Data from. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .pdf file, related to a "Read Access. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to execute arbitrary code or cause a denial of service via a crafted .pdf file, related to "Data from Faulting Address. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .pdf file, related to "Data from. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .pdf file, related to a "Read Access. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .pdf file, related to a "Read Access. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to execute arbitrary code or cause a denial of service via a crafted .pdf file, related to a "User Mode Write AV starting. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to execute arbitrary code or cause a denial of service via a crafted .pdf file, related to a "Read Access Violation on. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to execute arbitrary code or cause a denial of service via a crafted .pdf file, related to "Data from Faulting Address. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .pdf file, related to a "Read Access. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to execute arbitrary code or cause a denial of service via a crafted .pdf file, related to "Data from Faulting Address. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to execute arbitrary code or cause a denial of service via a crafted .pdf file, related to "Data from Faulting Address. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .pdf file, related to "Data from. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to execute arbitrary code or cause a denial of service via a crafted .pdf file, related to a "Read Access Violation on. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .pdf file, related to "Data from. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .pdf file, related to an "Error Code. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .pdf file, related to a "Possible. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to execute arbitrary code or cause a denial of service via a crafted .pdf file, related to a "User Mode Write AV starting. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .pdf file, related to "Data from. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .pdf file, related to a "Read Access. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
IrfanView 4.44 - 32bit with PDF plugin version 4.43 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .pdf file, related to "Data from Faulting. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
In the pcfGetProperties function in bitmap/pcfread.c in libXfont through 1.5.2 and 2.x before 2.0.2, a missing boundary check (for PCF files) could be used by local attackers authenticated to an. Rated high severity (CVSS 7.1), this vulnerability is low attack complexity. This Out-of-bounds Read vulnerability could allow attackers to read data from memory outside the intended buffer boundaries.
In the PatternMatch function in fontfile/fontdir.c in libXfont through 1.5.2 and 2.x before 2.0.2, an attacker with access to an X connection can cause a buffer over-read during pattern matching of. Rated high severity (CVSS 7.1), this vulnerability is low attack complexity. This Out-of-bounds Read vulnerability could allow attackers to read data from memory outside the intended buffer boundaries.
arch/x86/kvm/mmu.c in the Linux kernel through 4.13.5, when nested virtualisation is used, does not properly traverse guest pagetable entries to resolve a guest virtual address, which allows L1 guest. Rated high severity (CVSS 7.8).
Flexense VX Search Enterprise 10.1.12 is vulnerable to a buffer overflow via an empty POST request to a long URI beginning with a /../ substring. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and EPSS exploitation probability 12.4%.
In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, while parsing Netlink attributes, a buffer overread can occur. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, while processing a vendor command, a buffer over-read can occur. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, an out of bound memory access may happen in limCheckRxRSNIeMatch in case incorrect. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, an array out-of-bounds access can potentially occur in a display driver. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, while flashing a meta image, an integer overflow can occur, if user-defined image. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, the Athdiag procfs entry does not have a proper address sanity check which may. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, a buffer overread is observed during processing of. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, currently attributes are not validated in __wlan_hdd_cfg80211_do_acs which can. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, while processing cfg80211 vendor sub command QCA_NL80211_VENDOR_SUBCMD_ROAM, a buffer. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, a buffer overread is observed during processing of. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, setting the HMAC key by different threads during SHA operations may potentially lead to. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, in compatibility mode, flash_data from 64-bit userspace may cause disclosure of kernel. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, while doing sha and cipher operations, a userspace buffer is directly accessed in. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, while processing a specially crafted QCA_NL80211_VENDOR_SUBCMD_SET_WIFI_CONFIGURATION. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, while processing a specially crafted cfg80211 vendor command, a buffer over-read can. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, when qos map set IE of length less than 16 is received in association response or in. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, while processing a specially crafted QCA_NL80211_VENDOR_SUBCMD_NDP cfg80211 vendor. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, when the pktlogconf tool gives a pktlog buffer of size less than the minimal possible. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, when an audio driver ioctl handler is called, a kernel out-of-bounds write can. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
libjpeg-turbo before 1.3.1 allows remote attackers to cause a denial of service (crash) via a crafted JPEG file, related to the Exif marker. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Buffer Overflow vulnerability could allow attackers to corrupt memory to execute arbitrary code or crash the application.
Buffer overflow in Sync Breeze Enterprise 10.0.28 allows remote attackers to have unspecified impact via a long username parameter to /login. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and EPSS exploitation probability 74.6%.
In X.Org Server (aka xserver and xorg-server) before 1.19.4, a local attacker authenticated to the X server could overflow a global buffer, causing crashes of the X server or potentially other. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
Buffer overflow in the mpfr_strtofr function in GNU MPFR before 3.1.2-p11 allows context-dependent attackers to have unspecified impact via vectors related to incorrect documentation for mpn_set_str. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Heap-based buffer overflow in Google Chrome before M40 allows remote attackers to cause a denial of service (unpaged memory write and process crash) via a crafted MP4 file. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
libcurl may read outside of a heap allocated buffer when doing FTP. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Buffer Overflow vulnerability could allow attackers to corrupt memory to execute arbitrary code or crash the application.
The clusterLoadConfig function in cluster.c in Redis 4.0.2 allows attackers to cause a denial of service (out-of-bounds array index and application crash) or possibly have unspecified other impact by. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Buffer Overflow vulnerability could allow attackers to corrupt memory to execute arbitrary code or crash the application.
LAME 3.99.5, 3.99.4, 3.98.4, 3.98.2, 3.98 and 3.97 have a stack-based buffer overflow in unpack_read_samples in frontend/get_audio.c, a different vulnerability than CVE-2017-9412. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
LAME 3.99, 3.99.1, 3.99.2, 3.99.3, 3.99.4, 3.99.5, 3.98.4, 3.98.2 and 3.98 has a heap-based buffer over-read in fill_buffer in libmp3lame/util.c, related to lame_encode_buffer_sample_t in. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
An Unauthorized Memory Corruption vulnerability in Trend Micro OfficeScan 11.0 and XG may allow remote unauthenticated users who can access the OfficeScan server to target cgiShowClientAdm.exe and. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and EPSS exploitation probability 31.5%.
Memory Corruption Privilege Escalation vulnerabilities in Trend Micro OfficeScan 11.0 and XG allows local attackers to execute arbitrary code and escalate privileges to resources normally reserved. Rated high severity (CVSS 7.0). This Buffer Overflow vulnerability could allow attackers to corrupt memory to execute arbitrary code or crash the application.
A Stack-based Buffer Overflow issue was discovered in GE CIMPLICITY Versions 9.0 and prior. Rated medium severity (CVSS 6.8). No vendor patch available.
An memory corruption vulnerability exists in the .SVG parsing functionality of Computerinsel Photoline 20.02. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available.
An memory corruption vulnerability exists in the .GIF parsing functionality of Computerinsel Photoline 20.02. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
A memory corruption vulnerability exists in the .TGA parsing functionality of Computerinsel Photoline 20.02. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
In FreeBSD through 11.1, the smb_strdupin function in sys/netsmb/smb_subr.c has a race condition with a resultant out-of-bounds read, because it can cause t2p->t_name strings to lack a final '\0'. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.