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Buffer Overflow

memory HIGH

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 strncpy instead of strcpy
  • Fuzzing and static analysis — automated testing to discover overflows before deployment

Recent CVEs (36523)

EPSS 0% CVSS 7.8
HIGH This Week

In wlan service, there is a possible out of bounds write due to improper input validation. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

Privilege Escalation Buffer Overflow Android
NVD
EPSS 0% CVSS 4.4
MEDIUM This Month

In keyInstall, there is a possible out of bounds read due to a missing bounds check. Rated medium severity (CVSS 4.4), this vulnerability is low attack complexity. No vendor patch available.

Buffer Overflow Information Disclosure Android
NVD
EPSS 0% CVSS 7.2
HIGH This Week

In keyInstall, there is a possible out of bounds write due to a missing bounds check. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Privilege Escalation Buffer Overflow Memory Corruption +1
NVD
EPSS 1% CVSS 6.3
MEDIUM This Month

A vulnerability classified as critical has been found in Shanghai Sunfull Automation BACnet Server HMI1002-ARM 2.0.4. Rated medium severity (CVSS 6.3), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability was found in Tenda i21 1.0.0.14(4656). Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability was found in Tenda i21 1.0.0.14(4656). Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability was found in Tenda i21 1.0.0.14(4656) and classified as critical. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability has been found in Tenda i21 1.0.0.14(4656) and classified as critical. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability, which was classified as critical, was found in Tenda i21 1.0.0.14(4656). Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability, which was classified as critical, has been found in Tenda i21 1.0.0.14(4656). Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability classified as critical was found in Tenda i21 1.0.0.14(4656). Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
EPSS 0% CVSS 4.0
MEDIUM This Month

Out-of-bounds Read vulnerability in Merge DICOM Toolkit C/C++ on Windows. Rated medium severity (CVSS 4.0), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Information Disclosure Microsoft
NVD
EPSS 0% CVSS 5.3
MEDIUM POC PATCH This Month

Tencent libpag through 4.3.51 has an integer overflow in DecodeStream::checkEndOfFile() in codec/utils/DecodeStream.cpp via a crafted PAG (Portable Animated Graphics) file. Rated medium severity (CVSS 5.3), this vulnerability is low attack complexity. Public exploit code available.

Heap Overflow Buffer Overflow Libpag
NVD GitHub
EPSS 9% CVSS 8.8
HIGH This Week

A stack-based buffer overflow vulnerability exists in GStreamer's AV1 video parsing functionality that allows remote attackers to execute arbitrary code when processing specially crafted AV1 video files. The vulnerability affects all versions of GStreamer prior to the patched release and requires user interaction to exploit, though attack vectors may vary depending on implementation. With an EPSS score of 9.18% (93rd percentile), this vulnerability has a higher-than-average likelihood of exploitation in the wild, though it is not currently listed in CISA's KEV catalog.

RCE Buffer Overflow Gstreamer
NVD VulDB
EPSS 6% CVSS 8.8
HIGH PATCH This Week

A heap-based buffer overflow vulnerability exists in GStreamer's AV1 codec parsing functionality that allows remote attackers to execute arbitrary code. The vulnerability affects all versions of GStreamer prior to the patched release and requires user interaction to exploit, such as opening a malicious AV1 video file. With a CVSS score of 8.8 and patches available since the disclosure, this represents a high-risk vulnerability for applications using GStreamer for media processing.

RCE Buffer Overflow Gstreamer
NVD VulDB
EPSS 6% CVSS 8.8
HIGH PATCH This Week

A stack-based buffer overflow vulnerability in GStreamer's H265 video parsing functionality allows remote attackers to execute arbitrary code when processing maliciously crafted H265 encoded video files. The vulnerability affects all GStreamer installations and requires user interaction (such as opening a malicious video file) but can lead to full system compromise in the context of the running application. With an EPSS score of 6.22% (91st percentile), this vulnerability has a higher-than-average likelihood of exploitation in the wild, and patches are available from the vendor.

RCE Buffer Overflow Gstreamer
NVD VulDB
EPSS 5% CVSS 8.8
HIGH PATCH This Week

A heap-based buffer overflow vulnerability in GStreamer's SRT subtitle file parsing functionality allows remote attackers to execute arbitrary code when processing maliciously crafted SRT files. The vulnerability affects all versions of GStreamer and requires user interaction (such as opening a malicious subtitle file), making it particularly dangerous for media players and applications that use GStreamer for subtitle processing. With an EPSS score of 4.74% (89th percentile), this vulnerability has a higher-than-average likelihood of exploitation in the wild.

RCE Buffer Overflow Gstreamer
NVD VulDB
EPSS 8% CVSS 8.8
HIGH This Week

A heap-based buffer overflow vulnerability in GStreamer's PGS (Presentation Graphic Stream) subtitle file parser allows remote attackers to execute arbitrary code when processing malicious subtitle files. The vulnerability affects all GStreamer installations and requires user interaction to exploit, typically by opening a media file with crafted PGS subtitles. With an EPSS score of 7.71% (92nd percentile), this vulnerability represents a significant exploitation risk in the wild.

RCE Buffer Overflow Gstreamer
NVD VulDB
EPSS 1% CVSS 7.8
HIGH This Week

Acrobat Reader versions 20.005.30539, 23.008.20470 and earlier are affected by an out-of-bounds read vulnerability when parsing a crafted file, which could result in a read past the end of an. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Adobe Information Disclosure +4
NVD
EPSS 0% CVSS 6.4
MEDIUM This Month

A vulnerability on Mitel 6800 Series and 6900 Series SIP Phones through 6.3 SP3 HF4, 6900w Series SIP Phone through 6.3.3, and 6970 Conference Unit through 5.1.1 SP8 allows an authenticated attacker. Rated medium severity (CVSS 6.4), this vulnerability is no authentication required. No vendor patch available.

Buffer Overflow
NVD
EPSS 1% CVSS 7.1
HIGH POC This Week

Buffer-Overflow vulnerability at pcm_convert.h:513 of phiola v2.0-rc22 allows a remote attacker to execute arbitrary code via a crafted .wav file. Rated high severity (CVSS 7.1), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Heap Overflow Buffer Overflow RCE +1
NVD GitHub
EPSS 1% CVSS 8.8
HIGH POC This Week

Buffer-Overflow vulnerability at conv.c:68 of stsaz phiola v2.0-rc22 allows a remote attacker to execute arbitrary code via the a crafted .wav file. 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.

Heap Overflow Buffer Overflow RCE +1
NVD GitHub
EPSS 1% CVSS 9.8
CRITICAL Act Now

Tencent Libpag v4.3 is vulnerable to Buffer Overflow. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Buffer Overflow Libpag
NVD GitHub
EPSS 1% CVSS 5.3
MEDIUM This Month

An unauthenticated Denial-of-Service (DoS) vulnerability exists in the Radio Frequency Manager service accessed via the PAPI protocol. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Stack Overflow Arubaos
NVD
EPSS 1% CVSS 7.5
HIGH This Week

An unauthenticated Denial-of-Service (DoS) vulnerability exists in the Radio Frequency Manager service accessed via the PAPI protocol. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Stack Overflow Arubaos
NVD
EPSS 1% CVSS 7.5
HIGH This Week

An unauthenticated Denial of Service (DoS) vulnerability exists in the Auth service accessed via the PAPI protocol provided by ArubaOS. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Stack Overflow Denial Of Service +1
NVD
EPSS 1% CVSS 7.5
HIGH This Week

Unauthenticated Denial-of-Service (DoS) vulnerabilities exist in the AP Management service accessed via the PAPI protocol. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Stack Overflow Arubaos
NVD
EPSS 1% CVSS 7.5
HIGH This Week

Unauthenticated Denial-of-Service (DoS) vulnerabilities exist in the AP Management service accessed via the PAPI protocol. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Stack Overflow Arubaos
NVD
EPSS 1% CVSS 5.9
MEDIUM This Month

Unauthenticated Denial-of-Service (DoS) vulnerabilities exist in the AP Management service accessed via the PAPI protocol. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Buffer Overflow Stack Overflow Arubaos
NVD
EPSS 1% CVSS 7.5
HIGH This Week

A vulnerability in the web-based management interface of Cisco IP Phone firmware could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a DoS condition. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Cisco Memory Corruption +18
NVD VulDB
EPSS 0% CVSS 5.9
MEDIUM This Month

A vulnerability in the XML service of Cisco IP Phone firmware could allow an unauthenticated, remote attacker to initiate phone calls on an affected device. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Buffer Overflow Cisco Memory Corruption +18
NVD VulDB
EPSS 1% CVSS 7.5
HIGH POC This Week

Totolink AC1200 Wireless Dual Band Gigabit Router A3002R_V4 Firmware V4.0.0-B20230531.1404 is vulnerable to Buffer Overflow via the formWlEncrypt function of the boa server. Rated high severity (CVSS 7.5), this vulnerability is no authentication required. Public exploit code available and no vendor patch available.

Buffer Overflow A3002r Firmware
NVD GitHub
EPSS 15% CVSS 9.8
CRITICAL Act Now

There is a buffer overflow vulnerability in the underlying Local User Authentication Database service that could lead to unauthenticated remote code execution by sending specially crafted packets. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Stack Overflow Aruba +1
NVD
EPSS 15% CVSS 9.8
CRITICAL Act Now

There is a buffer overflow vulnerability in the underlying Automatic Reporting service that could lead to unauthenticated remote code execution by sending specially crafted packets destined to the. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Stack Overflow Aruba +1
NVD
EPSS 15% CVSS 9.8
CRITICAL Act Now

There is a buffer overflow vulnerability in the underlying Utility daemon that could lead to unauthenticated remote code execution by sending specially crafted packets destined to the PAPI (Aruba's. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Stack Overflow Aruba +1
NVD
EPSS 44% CVSS 9.8
CRITICAL POC THREAT Act Now

There is a buffer overflow vulnerability in the underlying L2/L3 Management service that could lead to unauthenticated remote code execution by sending specially crafted packets destined to the PAPI. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Buffer Overflow Stack Overflow Aruba +1
NVD
EPSS 1% CVSS 6.5
MEDIUM POC This Month

Out of bounds read in V8 API in Google Chrome prior to 124.0.6367.78 allowed a remote attacker to leak cross-site data via a crafted HTML page. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Buffer Overflow Information Disclosure Google +2
NVD
EPSS 0% CVSS 7.8
HIGH This Week

Out-of-bounds read vulnerability exists in CX-Programmer included in CX-One CXONE-AL[][]D-V4 Ver. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Information Disclosure
NVD
EPSS 0% CVSS 7.8
HIGH PATCH This Week

In the Linux kernel, the following vulnerability has been resolved: media: dvb-frontends: avoid stack overflow warnings with clang A previous patch worked around a KASAN issue in stv0367, now a. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity.

Buffer Overflow Linux Linux Kernel +1
NVD
EPSS 0% CVSS 5.5
MEDIUM PATCH This Month

In the Linux kernel, the following vulnerability has been resolved: libbpf: Use OPTS_SET() macro in bpf_xdp_query() When the feature_flags and xdp_zc_max_segs fields were added to the libbpf. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. This Out-of-bounds Write vulnerability could allow attackers to write data beyond allocated buffer boundaries leading to code execution or crashes.

Buffer Overflow Linux Memory Corruption +1
NVD
EPSS 0% CVSS 7.8
HIGH PATCH This Week

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix a potential buffer overflow in 'dp_dsc_clock_en_read()' Tell snprintf() to store at most 10 bytes in the. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Buffer Copy without Size Check vulnerability could allow attackers to overflow a buffer to corrupt adjacent memory.

Buffer Overflow Amd Linux +1
NVD
EPSS 0% CVSS 7.8
HIGH PATCH This Week

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix writeback data corruption cifs writeback doesn't correctly handle the case where cifs_extend_writeback() hits a point. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Out-of-bounds Write vulnerability could allow attackers to write data beyond allocated buffer boundaries leading to code execution or crashes.

Buffer Overflow Linux Memory Corruption +1
NVD
EPSS 0% CVSS 7.1
HIGH PATCH This Week

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix mmhub client id out-of-bounds access Properly handle cid 0x140. 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.

Buffer Overflow Information Disclosure Linux +1
NVD
EPSS 1% CVSS 9.8
CRITICAL POC Act Now

Tenda AC18 V15.03.05.05 has a stack overflow vulnerability in the remoteIp parameter from formSetSafeWanWebMan function. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Buffer Overflow Tenda Memory Corruption +1
NVD GitHub
EPSS 1% CVSS 9.0
CRITICAL POC Act Now

RIOT is a real-time multi-threading operating system that supports a range of devices that are typically 8-bit, 16-bit and 32-bit microcontrollers. Rated critical severity (CVSS 9.0), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Buffer Overflow RCE Denial Of Service +1
NVD GitHub
EPSS 1% CVSS 9.0
CRITICAL POC Act Now

RIOT is a real-time multi-threading operating system that supports a range of devices that are typically 8-bit, 16-bit and 32-bit microcontrollers. Rated critical severity (CVSS 9.0), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Buffer Overflow RCE Denial Of Service +1
NVD GitHub
EPSS 1% CVSS 9.0
CRITICAL POC Act Now

RIOT is a real-time multi-threading operating system that supports a range of devices that are typically 8-bit, 16-bit and 32-bit microcontrollers. Rated critical severity (CVSS 9.0), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Buffer Overflow RCE Denial Of Service +1
NVD GitHub
EPSS 0% CVSS 7.8
HIGH PATCH This Week

In the Linux kernel, the following vulnerability has been resolved: drm: nv04: Fix out of bounds access When Output Resource (dcb->or) value is assigned in fabricate_dcb_output(), there may be out of. Rated high severity (CVSS 7.8), 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.

Buffer Overflow Information Disclosure Linux +3
NVD
EPSS 0% CVSS 5.5
MEDIUM PATCH This Month

In the Linux kernel, the following vulnerability has been resolved: userfaultfd: change src_folio after ensuring it's unpinned in UFFDIO_MOVE Commit d7a08838ab74 ("mm: userfaultfd: fix unexpected. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.

Buffer Overflow Linux Linux Kernel
NVD
EPSS 0% CVSS 7.8
HIGH PATCH This Week

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm: Correct the PDO counting in pd_set Off-by-one errors happen because nr_snk_pdo and nr_src_pdo are incorrectly. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity.

Buffer Overflow Linux Linux Kernel
NVD
EPSS 0% CVSS 5.5
MEDIUM PATCH This Month

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: x86: Don't overflow lpage_info when checking attributes Fix KVM_SET_MEMORY_ATTRIBUTES to not overflow lpage_info. Rated medium severity (CVSS 5.5), 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.

Buffer Overflow Information Disclosure Linux +1
NVD
EPSS 0% CVSS 7.8
HIGH PATCH This Week

In the Linux kernel, the following vulnerability has been resolved: init/main.c: Fix potential static_command_line memory overflow We allocate memory of size 'xlen + strlen(boot_command_line) + 1'. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Out-of-bounds Write vulnerability could allow attackers to write data beyond allocated buffer boundaries leading to code execution or crashes.

Buffer Overflow Memory Corruption Linux +3
NVD
EPSS 0% CVSS 7.1
HIGH PATCH This Week

In the Linux kernel, the following vulnerability has been resolved: Squashfs: check the inode number is not the invalid value of zero Syskiller has produced an out of bounds access in. 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.

Buffer Overflow Information Disclosure Linux +1
NVD
EPSS 0% CVSS 7.8
HIGH PATCH This Week

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix OOB in nilfs_set_de_type The size of the nilfs_type_by_mode array in the fs/nilfs2/dir.c file is defined as "S_IFMT >>. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity.

Buffer Overflow Linux Linux Kernel +1
NVD
EPSS 0% CVSS 5.5
MEDIUM PATCH This Month

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix slab-out-of-bounds in smb2_allocate_rsp_buf If ->ProtocolId is SMB2_TRANSFORM_PROTO_NUM, smb2 request size validation. Rated medium severity (CVSS 5.5), 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.

Buffer Overflow Information Disclosure Linux +1
NVD
EPSS 0% CVSS 5.5
MEDIUM PATCH This Month

In the Linux kernel, the following vulnerability has been resolved: clk: qcom: gcc-ipq6018: fix terminating of frequency table arrays The frequency table arrays are supposed to be terminated with an. Rated medium severity (CVSS 5.5), 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.

Buffer Overflow Information Disclosure Linux +2
NVD
EPSS 0% CVSS 7.8
HIGH PATCH This Week

In the Linux kernel, the following vulnerability has been resolved: clk: qcom: mmcc-msm8974: fix terminating of frequency table arrays The frequency table arrays are supposed to be terminated with an. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Out-of-bounds Write vulnerability could allow attackers to write data beyond allocated buffer boundaries leading to code execution or crashes.

Buffer Overflow Linux Memory Corruption +2
NVD
EPSS 0% CVSS 7.1
HIGH PATCH This Week

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix slab-out-of-bounds in smb_strndup_from_utf16() If ->NameOffset of smb2_create_req is smaller than Buffer offset 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.

Buffer Overflow Information Disclosure Linux +1
NVD
EPSS 1% CVSS 7.8
HIGH PATCH This Week

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix potencial out-of-bounds when buffer offset is invalid I found potencial out-of-bounds when buffer offset fields of a few. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Buffer Copy without Size Check vulnerability could allow attackers to overflow a buffer to corrupt adjacent memory.

Buffer Overflow Linux Linux Kernel
NVD
EPSS 0% CVSS 7.8
HIGH PATCH This Week

In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate request buffer size in smb2_allocate_rsp_buf() The response buffer should be allocated in smb2_allocate_rsp_buf. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Buffer Copy without Size Check vulnerability could allow attackers to overflow a buffer to corrupt adjacent memory.

Buffer Overflow Linux Linux Kernel
NVD
EPSS 0% CVSS 5.0
MEDIUM POC This Month

lunasvg v2.3.9 was discovered to contain a segmentation violation via the component composition_solid_source. Rated medium severity (CVSS 5.0), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Buffer Overflow Information Disclosure Lunasvg
NVD GitHub
EPSS 0% CVSS 5.5
MEDIUM POC This Month

lunasvg v2.3.9 was discovered to contain a stack-overflow at lunasvg/source/element.h. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Buffer Overflow Memory Corruption Lunasvg
NVD GitHub
EPSS 1% CVSS 7.5
HIGH POC This Week

lunasvg v2.3.9 was discovered to contain a stack-buffer-underflow at lunasvg/source/layoutcontext.cpp. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Buffer Overflow Information Disclosure Lunasvg
NVD GitHub
EPSS 0% CVSS 7.8
HIGH This Week

Delta Electronics CNCSoft-G2 lacks proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Stack Overflow Cncsoft G2
NVD
EPSS 1% CVSS 7.5
HIGH This Week

An issue in FME Modules fileuploads v.2.0.3 and before and fixed in v2.0.4 allows a remote attacker to obtain sensitive information via the uploadfiles.php component. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Information Disclosure Buffer Overflow PHP
NVD VulDB
EPSS 16% CVSS 8.8
HIGH POC THREAT This Week

A use-after-free vulnerability exists in the way Foxit Reader 2024.1.0.23997 handles a Barcode widget. 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.

Use After Free RCE Buffer Overflow +3
NVD
EPSS 16% CVSS 8.8
HIGH POC THREAT This Week

A use-after-free vulnerability exists in the way Foxit Reader 2024.1.0.23997 handles a ComboBox widget. 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.

Use After Free RCE Buffer Overflow +3
NVD
EPSS 18% CVSS 8.8
HIGH POC THREAT This Week

A type confusion vulnerability vulnerability exists in the way Foxit Reader 2024.1.0.23997 handles a Lock object. 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.

RCE Buffer Overflow Memory Corruption +2
NVD
EPSS 1% CVSS 7.5
HIGH POC This Week

Open Networking Foundation SD-RAN Rimedo rimedo-ts 0.1.1 has a slice bounds out-of-range panic in "return plmnIdString[0:3], plmnIdString[3:]" in reader.go. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Buffer Overflow Information Disclosure Traffic Steering Xapplication
NVD GitHub
EPSS 1% CVSS 6.5
MEDIUM This Month

A stack-based buffer overflow was found in the putSDN() function of mail.c in hcode through 2.1. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Stack Overflow
NVD
EPSS 0% CVSS 8.2
HIGH This Week

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in Secomea GateManager (webserver modules) allows crash of GateManager.7 before 11.2.624095033. Rated high severity (CVSS 8.2), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow
NVD
EPSS 0% CVSS 8.4
HIGH PATCH This Week

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: Add some bounds checking to firmware data Smatch complains about "head->full_size - head->header_size" can underflow. Rated high severity (CVSS 8.4), this vulnerability is no authentication required, low attack complexity. This Buffer Copy without Size Check vulnerability could allow attackers to overflow a buffer to corrupt adjacent memory.

Buffer Overflow Linux Linux Kernel
NVD
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability was found in Tenda A301 15.13.08.12_multi_TDE01. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability classified as critical has been found in Tenda i22 1.0.0.3(4687). Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability was found in Tenda i21 1.0.0.14(4656). Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability was found in Tenda i21 1.0.0.14(4656). Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability was found in Tenda i21 1.0.0.14(4656). Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
EPSS 1% CVSS 7.5
HIGH This Week

IBM MQ Appliance 9.3 CD and LTS are vulnerable to a heap-based buffer overflow, caused by improper bounds checking. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable. No vendor patch available.

Heap Overflow Buffer Overflow RCE +2
NVD
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability was found in Tenda i21 1.0.0.14(4656) and classified as critical. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability has been found in Tenda i21 1.0.0.14(4656) and classified as critical. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability, which was classified as critical, was found in Tenda i21 1.0.0.14(4656). Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability, which was classified as critical, has been found in Tenda i21 1.0.0.14(4656). Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability classified as critical was found in Tenda W9 1.0.0.7(4456). Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability classified as critical has been found in Tenda W9 1.0.0.7(4456). Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability was found in Tenda W9 1.0.0.7(4456). Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability was found in Tenda W9 1.0.0.7(4456). Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability was found in Tenda W9 1.0.0.7(4456). Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability was found in Tenda AX1806 1.0.0.1 and classified as critical. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD VulDB GitHub
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability has been found in Tenda AX1806 1.0.0.1 and classified as critical. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
EPSS 1% CVSS 8.8
HIGH This Week

A vulnerability, which was classified as critical, was found in Tenda AX1806 1.0.0.1. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Buffer Overflow Tenda Stack Overflow +1
NVD GitHub VulDB
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Quick Facts

Typical Severity
HIGH
Category
memory
Total CVEs
36523

MITRE ATT&CK

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