CWE-122— Heap-based Buffer Overflow
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().— MITRE CWE catalog
2,574 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-122page 35 of 52
- CVE-2025-49757HIGHCVSS 8.8EG 8.82025-08-12
Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.
- CVE-2025-49850HIGHCVSS 8.4EG 8.42025-06-17
A Heap-based Buffer Overflow vulnerability exists within the parsing of PRJ files. The issues result from the lack of proper validation of user-supplied data, which can result in different memory corruption issues within the application, s…
- CVE-2025-50054MEDIUMCVSS 5.5EG 5.52025-06-20
Buffer overflow in OpenVPN ovpn-dco-win version 1.3.0 and earlier and version 2.5.8 and earlier allows a local user process to send a too large control message buffer to the kernel driver resulting in a system crash
- CVE-2025-50129HIGHCVSS 8.8EG 8.82025-08-25
A memory corruption vulnerability exists in the PCX Image Decoding functionality of the SAIL Image Decoding Library v0.9.8. When decoding the image data from a specially crafted .tga file, a heap-based buffer overflow can occur which allow…
- CVE-2025-50130HIGHCVSS 7.8EG 7.82025-07-08
A heap-based buffer overflow vulnerability exists in VS6Sim.exe contained in V-SFT and TELLUS provided by FUJI ELECTRIC CO., LTD. Opening V9 files or X1 files specially crafted by an attacker on the affected product may lead to arbitrary …
- CVE-2025-50155HIGHCVSS 7.8EG 7.82025-08-12
Access of resource using incompatible type ('type confusion') in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
- CVE-2025-50160HIGHCVSS 8.0EG 8.02025-08-12
Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to execute code over a network.
- CVE-2025-50161HIGHCVSS 7.3EG 7.32025-08-12
Heap-based buffer overflow in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.
- CVE-2025-50162HIGHCVSS 8.0EG 8.02025-08-12
Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to execute code over a network.
- CVE-2025-50163HIGHCVSS 8.8EG 8.82025-08-12
Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.
- CVE-2025-50164HIGHCVSS 8.0EG 8.02025-08-12
Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to execute code over a network.
- CVE-2025-50168HIGHCVSS 7.8EG 7.82025-08-12
Access of resource using incompatible type ('type confusion') in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.
- CVE-2025-50176HIGHCVSS 7.8EG 7.82025-08-12
Access of resource using incompatible type ('type confusion') in Graphics Kernel allows an authorized attacker to execute code locally.
- CVE-2025-50343CRITICALCVSS 9.8EG 9.82025-12-30
An issue was discovered in matio 1.5.28. A heap-based memory corruption can occur in Mat_VarCreateStruct() when the nfields value does not match the actual number of strings in the fields array. This leads to out-of-bounds reads and invali…
- CVE-2025-50360HIGHCVSS 8.4EG 8.42025-12-03
A heap buffer overflow in compiler.c and compiler.h in Pepper language 0.1.1commit 961a5d9988c5986d563310275adad3fd181b2bb7. Malicious execution of a pepper source file(.pr) could lead to arbitrary code execution or Denial of Service.
- CVE-2025-5040HIGHCVSS 7.8EG 7.82025-07-10
A maliciously crafted RTE file, when parsed through Autodesk Revit, can force a Heap-Based Overflow vulnerability. A malicious actor can leverage this vulnerability to cause a crash, read sensitive data, or execute arbitrary code in the co…
- CVE-2025-5043HIGHCVSS 7.8EG 7.82025-07-29
A maliciously crafted 3DM file, when linked or imported into certain Autodesk products, can force a Heap-Based Overflow vulnerability. A malicious actor can leverage this vulnerability to cause a crash, read sensitive data, or execute arbi…
- CVE-2025-50617HIGHCVSS 7.5EG 7.52025-08-13
A buffer overflow vulnerability has been discovered in Netis WF2880 v2.1.40207 in the FUN_0046ed68 function of the cgitest.cgi file. Attackers can trigger this vulnerability by controlling the value of wps_set in the payload, which can cau…
- CVE-2025-51005HIGHCVSS 7.5EG 7.52025-09-23
A heap-buffer-overflow vulnerability exists in the tcpliveplay utility of the tcpreplay-4.5.1. When a crafted pcap file is processed, the program incorrectly handles memory in the checksum calculation logic at do_checksum_math_liveplay in …
- CVE-2025-51089MEDIUMCVSS 6.5EG 6.52025-07-24
Tenda AC8V4 V16.03.34.06` was discovered to contain heap overflow at /goform/GetParentControlInfo.The manipulation of the argument `mac` leads to heap-based buffer overflow.
- CVE-2025-52584HIGHCVSS 7.8EG 7.82025-08-18
In Ashlar-Vellum Cobalt, Xenon, Argon, Lithium, and Cobalt Share versions prior to 12.6.1204.204, the affected applications lack proper validation of user-supplied data when parsing XE files. This could lead to a heap-based buffer overflow…
- CVE-2025-52868HIGHCVSS 8.1EG 8.12026-02-11
A buffer overflow vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to modify memory or crash processes. We have already fixed the vulnerability in …
- CVE-2025-52869HIGHCVSS 8.1EG 8.12026-02-11
A buffer overflow vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to modify memory or crash processes. We have already fixed the vulnerability in …
- CVE-2025-52870HIGHCVSS 8.1EG 8.12026-02-11
A buffer overflow vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to modify memory or crash processes. We have already fixed the vulnerability in …
- CVE-2025-53085HIGHCVSS 8.8EG 8.82025-08-25
A memory corruption vulnerability exists in the PSD RLE Decoding functionality of the SAIL Image Decoding Library v0.9.8. When decompressing the image data from a specially crafted .psd file, a heap-based buffer overflow can occur which al…
- CVE-2025-53131HIGHCVSS 8.8EG 8.82025-08-12
Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code over a network.
- CVE-2025-53149HIGHCVSS 7.8EG 7.82025-08-12
Heap-based buffer overflow in Kernel Streaming WOW Thunk Service Driver allows an authorized attacker to elevate privileges locally.
- CVE-2025-53155HIGHCVSS 7.8EG 7.82025-08-12
Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
- CVE-2025-53179MEDIUMCVSS 6.5EG 6.52025-07-07
Null pointer dereference vulnerability in the PDF preview module Impact: Successful exploitation of this vulnerability may affect function stability.
- CVE-2025-53180MEDIUMCVSS 6.5EG 6.52025-07-07
Null pointer dereference vulnerability in the PDF preview module Impact: Successful exploitation of this vulnerability may affect function stability.
- CVE-2025-53181MEDIUMCVSS 6.5EG 6.52025-07-07
Null pointer dereference vulnerability in the PDF preview module Impact: Successful exploitation of this vulnerability may affect function stability.
- CVE-2025-53182MEDIUMCVSS 6.5EG 6.52025-07-07
Null pointer dereference vulnerability in the PDF preview module Impact: Successful exploitation of this vulnerability may affect function stability.
- CVE-2025-53183MEDIUMCVSS 6.5EG 6.52025-07-07
Null pointer dereference vulnerability in the PDF preview module Impact: Successful exploitation of this vulnerability may affect function stability.
- CVE-2025-53184MEDIUMCVSS 6.5EG 6.52025-07-07
Null pointer dereference vulnerability in the PDF preview module Impact: Successful exploitation of this vulnerability may affect function stability.
- CVE-2025-53511CRITICALCVSS 9.8EG 9.82025-08-25
A heap-based buffer overflow vulnerability exists in the MFER parsing functionality of The Biosig Project libbiosig 3.9.0 and Master Branch (35a819fa). A specially crafted MFER file can lead to arbitrary code execution. An attacker can pro…
- CVE-2025-53557CRITICALCVSS 9.8EG 9.82025-08-25
A heap-based buffer overflow vulnerability exists in the MFER parsing functionality of The Biosig Project libbiosig 3.9.0 and Master Branch (35a819fa). A specially crafted MFER file can lead to arbitrary code execution. An attacker can pro…
- CVE-2025-53630HIGHCVSS 8.9EG 8.92025-07-10
llama.cpp is an inference of several LLM models in C/C++. Integer Overflow in the gguf_init_from_file_impl function in ggml/src/gguf.cpp can lead to Heap Out-of-Bounds Read/Write. This vulnerability is fixed in commit 26a48ad699d50b6268900…
- CVE-2025-53720HIGHCVSS 8.0EG 8.02025-08-12
Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to execute code over a network.
- CVE-2025-53723HIGHCVSS 7.8EG 7.82025-08-12
Numeric truncation error in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
- CVE-2025-53732HIGHCVSS 7.8EG 7.82025-08-12
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
- CVE-2025-53737HIGHCVSS 7.8EG 7.82025-08-12
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
- CVE-2025-53741HIGHCVSS 7.8EG 7.82025-08-12
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
- CVE-2025-53766CRITICALCVSS 9.8EG 9.82025-08-12
Heap-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code over a network.
- CVE-2025-53783HIGHCVSS 7.5EG 7.52025-08-12
Heap-based buffer overflow in Microsoft Teams allows an unauthorized attacker to execute code over a network.
- CVE-2025-53816HIGHCVSS 7.5EG 7.52025-07-17
7-Zip is a file archiver with a high compression ratio. Zeroes written outside heap buffer in RAR5 handler may lead to memory corruption and denial of service in versions of 7-Zip prior to 25.0.0. Version 25.0.0 contains a fix for the issu…
- CVE-2025-53853CRITICALCVSS 9.8EG 9.82025-08-25
A heap-based buffer overflow vulnerability exists in the ISHNE parsing functionality of The Biosig Project libbiosig 3.9.0 and Master Branch (35a819fa). A specially crafted ISHNE ECG annotations file can lead to arbitrary code execution. A…
- CVE-2025-54091HIGHCVSS 7.8EG 7.82025-09-09
Integer overflow or wraparound in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
- CVE-2025-54113HIGHCVSS 8.8EG 8.82025-09-09
Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.
- CVE-2025-54209HIGHCVSS 7.8EG 7.82025-08-12
InDesign Desktop versions 20.4, 19.5.4 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user intera…
- CVE-2025-54211HIGHCVSS 7.8EG 7.82025-08-12
InDesign Desktop versions 20.4, 19.5.4 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user intera…
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