CWE-122
Heap-based Buffer Overflow
Description
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
Hierarchy (View 1000)
Related attack patterns (CAPEC)
CAPEC-92
CVEs mapped to this weakness (2,687)
page 80 of 135| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2026-56208 | Hig | 0.49 | 7.6 | 0.00 | Jun 19, 2026 | A heap buffer overflow vulnerability was found in libaom, the reference AV1 codec implementation. A flaw in the AV1 encoder's Look-Ahead Processing (LAP) mode causes the first-pass stats ring buffer wrap-around guard to be bypassed when g_lag_in_frames is set to 1 or higher.… | ||
| CVE-2026-46520 | Hig | 0.49 | 7.5 | 0.00 | Jun 10, 2026 | ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-48 and 7.1.2-23, when reading multiple images with different dimensions an out of bounds heap write can occur. This issue has been patched in versions… | ||
| CVE-2023-43688 | Hig | 0.49 | 7.5 | 0.00 | Jun 9, 2026 | An issue was discovered in Malwarebytes 4.x and 5.x (and Nebula 2020-10-21 and later). There is a Heap buffer overflow in various buffer encryption utilities. | ||
| CVE-2026-44799 | Hig | 0.49 | 7.5 | 0.00 | Jun 9, 2026 | Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network. | ||
| CVE-2026-42993 | Hig | 0.49 | 7.5 | 0.00 | Jun 9, 2026 | Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network. | ||
| CVE-2026-42992 | Hig | 0.49 | 7.5 | 0.00 | Jun 9, 2026 | Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network. | ||
| CVE-2026-22164 | — | Hig | 0.49 | 7.5 | 0.00 | Jun 8, 2026 | Software installed and run as a non-privileged user may conduct improper GPU system calls to corrupt kernel heap memory. By creating resources of certain types and presenting a set of parameters to the affected interface the exploit can be used to corrupt kernel memory. | |
| CVE-2026-10946 | Hig | 0.49 | 7.5 | 0.00 | Jun 4, 2026 | Heap buffer overflow in Media in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who convinced a user to engage in specific UI gestures to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High) | ||
| CVE-2026-9123 | Hig | 0.49 | 7.5 | 0.00 | May 20, 2026 | Heap buffer overflow in Chromecast in Google Chrome on Android, Linux, ChromeOS prior to 148.0.7778.179 allowed a local attacker to execute arbitrary code inside a sandbox via malicious network traffic. (Chromium security severity: Medium) | ||
| CVE-2026-23827 | Hig | 0.49 | 7.5 | 0.01 | May 12, 2026 | A heap-based buffer overflow vulnerability exists in a Network management service of AOS-8 and AOS-10 that could allow an unauthenticated remote attacker to achieve remote code execution. Successful exploitation could allow an unauthenticated attacker to execute arbitrary code… | ||
| CVE-2026-5201 | Hig | 0.49 | 7.5 | 0.01 | Mar 31, 2026 | A flaw was found in the gdk-pixbuf library. This heap-based buffer overflow vulnerability occurs in the JPEG image loader due to improper validation of color component counts when processing a specially crafted JPEG image. A remote attacker can exploit this flaw without user… | ||
| CVE-2026-28842 | Hig | 0.49 | 7.5 | 0.00 | Mar 25, 2026 | The issue was addressed with improved bounds checks. This issue is fixed in macOS Tahoe 26.4. A buffer overflow may result in memory corruption and unexpected app termination. | ||
| CVE-2026-2597 | Hig | 0.49 | 7.5 | 0.00 | Feb 27, 2026 | Crypt::SysRandom::XS versions before 0.010 for Perl is vulnerable to a heap buffer overflow in the XS function random_bytes(). The function does not validate that the length parameter is non-negative. If a negative value (e.g. -1) is supplied, the expression length + 1u causes… | ||
| CVE-2026-2474 | Hig | 0.49 | 7.5 | 0.00 | Feb 16, 2026 | Crypt::URandom versions from 0.41 before 0.55 for Perl is vulnerable to a heap buffer overflow in the XS function crypt_urandom_getrandom(). The function does not validate that the length parameter is non-negative. If a negative value (e.g. -1) is supplied, the expression… | ||
| CVE-2025-70122 | Hig | 0.49 | 7.5 | 0.00 | Feb 13, 2026 | A heap buffer overflow vulnerability in the UPF component of free5GC v4.0.1 allows remote attackers to cause a denial of service via a crafted PFCP Session Modification Request. The issue occurs in the SDFFilterFields.UnmarshalBinary function (sdf-filter.go) when processing a… | ||
| CVE-2025-67433 | Hig | 0.49 | 7.5 | 0.00 | Feb 12, 2026 | A heap buffer overflow in the processRequest function of Open TFTP Server MultiThreaded v1.7 allows attackers to cause a Denial of Service (DoS) via a crafted DATA packet. | ||
| CVE-2026-23732 | Hig | 0.49 | 7.5 | 0.00 | Jan 19, 2026 | FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, FastGlyph parsing trusts `cbData`/remaining length and never validates against the minimum size implied by `cx/cy`. A malicious server can trigger a client‑side global buffer overflow,… | ||
| CVE-2026-22697 | Hig | 0.49 | 7.5 | 0.00 | Jan 10, 2026 | CryptoLib provides a software-only solution using the CCSDS Space Data Link Security Protocol - Extended Procedures (SDLS-EP) to secure communications between a spacecraft running the core Flight System (cFS) and a ground station. Prior to version 1.4.3, CryptoLib’s KMC crypto… | ||
| CVE-2025-66869 | Hig | 0.49 | 7.5 | 0.00 | Dec 29, 2025 | Buffer overflow vulnerability in function strcat in asan_interceptors.cpp in libming 0.4.8. | ||
| CVE-2025-66862 | Hig | 0.49 | 7.5 | 0.00 | Dec 29, 2025 | A buffer overflow vulnerability in function gnu_special in file cplus-dem.c in BinUtils 2.26 allows attackers to cause a denial of service via crafted PE file. |
- risk 0.49cvss 7.6epss 0.00
A heap buffer overflow vulnerability was found in libaom, the reference AV1 codec implementation. A flaw in the AV1 encoder's Look-Ahead Processing (LAP) mode causes the first-pass stats ring buffer wrap-around guard to be bypassed when g_lag_in_frames is set to 1 or higher.…
- risk 0.49cvss 7.5epss 0.00
ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-48 and 7.1.2-23, when reading multiple images with different dimensions an out of bounds heap write can occur. This issue has been patched in versions…
- risk 0.49cvss 7.5epss 0.00
An issue was discovered in Malwarebytes 4.x and 5.x (and Nebula 2020-10-21 and later). There is a Heap buffer overflow in various buffer encryption utilities.
- risk 0.49cvss 7.5epss 0.00
Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
- risk 0.49cvss 7.5epss 0.00
Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
- risk 0.49cvss 7.5epss 0.00
Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
- risk 0.49cvss 7.5epss 0.00
Software installed and run as a non-privileged user may conduct improper GPU system calls to corrupt kernel heap memory. By creating resources of certain types and presenting a set of parameters to the affected interface the exploit can be used to corrupt kernel memory.
- risk 0.49cvss 7.5epss 0.00
Heap buffer overflow in Media in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who convinced a user to engage in specific UI gestures to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
- risk 0.49cvss 7.5epss 0.00
Heap buffer overflow in Chromecast in Google Chrome on Android, Linux, ChromeOS prior to 148.0.7778.179 allowed a local attacker to execute arbitrary code inside a sandbox via malicious network traffic. (Chromium security severity: Medium)
- risk 0.49cvss 7.5epss 0.01
A heap-based buffer overflow vulnerability exists in a Network management service of AOS-8 and AOS-10 that could allow an unauthenticated remote attacker to achieve remote code execution. Successful exploitation could allow an unauthenticated attacker to execute arbitrary code…
- risk 0.49cvss 7.5epss 0.01
A flaw was found in the gdk-pixbuf library. This heap-based buffer overflow vulnerability occurs in the JPEG image loader due to improper validation of color component counts when processing a specially crafted JPEG image. A remote attacker can exploit this flaw without user…
- risk 0.49cvss 7.5epss 0.00
The issue was addressed with improved bounds checks. This issue is fixed in macOS Tahoe 26.4. A buffer overflow may result in memory corruption and unexpected app termination.
- risk 0.49cvss 7.5epss 0.00
Crypt::SysRandom::XS versions before 0.010 for Perl is vulnerable to a heap buffer overflow in the XS function random_bytes(). The function does not validate that the length parameter is non-negative. If a negative value (e.g. -1) is supplied, the expression length + 1u causes…
- risk 0.49cvss 7.5epss 0.00
Crypt::URandom versions from 0.41 before 0.55 for Perl is vulnerable to a heap buffer overflow in the XS function crypt_urandom_getrandom(). The function does not validate that the length parameter is non-negative. If a negative value (e.g. -1) is supplied, the expression…
- risk 0.49cvss 7.5epss 0.00
A heap buffer overflow vulnerability in the UPF component of free5GC v4.0.1 allows remote attackers to cause a denial of service via a crafted PFCP Session Modification Request. The issue occurs in the SDFFilterFields.UnmarshalBinary function (sdf-filter.go) when processing a…
- risk 0.49cvss 7.5epss 0.00
A heap buffer overflow in the processRequest function of Open TFTP Server MultiThreaded v1.7 allows attackers to cause a Denial of Service (DoS) via a crafted DATA packet.
- risk 0.49cvss 7.5epss 0.00
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, FastGlyph parsing trusts `cbData`/remaining length and never validates against the minimum size implied by `cx/cy`. A malicious server can trigger a client‑side global buffer overflow,…
- risk 0.49cvss 7.5epss 0.00
CryptoLib provides a software-only solution using the CCSDS Space Data Link Security Protocol - Extended Procedures (SDLS-EP) to secure communications between a spacecraft running the core Flight System (cFS) and a ground station. Prior to version 1.4.3, CryptoLib’s KMC crypto…
- risk 0.49cvss 7.5epss 0.00
Buffer overflow vulnerability in function strcat in asan_interceptors.cpp in libming 0.4.8.
- risk 0.49cvss 7.5epss 0.00
A buffer overflow vulnerability in function gnu_special in file cplus-dem.c in BinUtils 2.26 allows attackers to cause a denial of service via crafted PE file.