CVE-2026-66035

libssh2 through 1.11.1, fixed in commit 42e33d8, contains a pre-authentication heap buffer overflow vulnerability that allows a malicious SSH server to corrupt heap metadata in any connecting client by sending a packet with a packetlength smaller than the cipher's block size during Encrypt-then-M...

Integer Overflow or Wraparound

Overview Magick.NET-Q8-OpenMP-x64 is a Magick.NET allows you can use ImageMagick without having to install ImageMagick on your server or desktop. More information about specific builds see the official docs https://github.com/dlemstra/Magick.NET/tree/main/docs Affected versions of this package ar...

ONNX: Heap-Buffer-Overflow READ in Gemm Version Converter Adapter via Undersized Input Shape

Summary Heap-buffer-overflow READ 16 bytes in Gemm76::adaptgemm76 onnx/versionconverter/adapters/gemm76.h:41 when ConvertVersion processes a model with a Gemm node whose input tensors have fewer than 2 dimensions. The adapter accesses Bshape1 without checking rank. On Release builds the OOB read ...

GHSA-76Q6-2P6H-XJQR ImageMagick: Heap Buffer Over-Write in X11 import with crafted window title

Running an X11 import with a crafted window title can result in a heap buffer over-write...

EUVD-2026-41124

ImageMagick: Heap Buffer Over-Write in JP2 encoder when due to incorrect handling of arguments...

CVE-2026-56392

GNU coreutils unexpand is vulnerable to a heap-based buffer overflow due to an integer overflow during buffer allocation when processing large tab stop -t values. The multiplication used to calculate the allocation size can wrap around, resulting in an undersized buffer. When processing crafted...

EUVD-2026-48452

Heap-based buffer overflow in Microsoft Account allows an unauthorized attacker to execute code over a network...

PT-2026-64448

Name of the Vulnerable Software and Affected Versions ImageMagick versions prior to 7.1.2-27 Description A heap buffer over-write can occur during the fx operation when a crafted argument is processed. A heap buffer over-write is a memory corruption issue where data is written beyond the boundari...

PT-2026-64405

Name of the Vulnerable Software and Affected Versions onnx affected versions not specified Description A heap-buffer-overflow read occurs in the Gemm 7 6::adapt gemm 7 6 function when ConvertVersion processes a model containing a Gemm node with input tensors having fewer than two dimensions. The...

PT-2026-64450

Name of the Vulnerable Software and Affected Versions ImageMagick versions prior to 6.9.13-52 ImageMagick versions prior to 7.1.2-27 Description Processing an extremely large JNX file on 32-bit platforms can cause an integer overflow, which leads to a heap buffer over-write. An integer overflow...

Security update for SVT-AV1, libyuv0, libaom3

This update for SVT-AV1, libyuv0, libaom3 fixes the following issues: CVE-2026-56208: untrusted encoder configuration inputs can lead to a heap-based buffer overflow and a process crash bsc1268650. CVE-2026-56209: crafted video frames with specific Y-plane pixel values can lead to an arbitrary...

MGASA-2026-0290 Updated socat package fixes a security vulnerability

The updated package fixes a security vulnerability: Heap Buffer Overflow via SOCKS5 Reply Parser. CVE-2026-56123...

SUSE-SU-2026:3213-1 Security update for ntfs-3g_ntfsprogs

This update for ntfs-3gntfsprogs fixes the following issues - CVE-2026-42616: heap buffer overflow in cat in cat.c bsc1271102. - CVE-2026-42617: heap buffer overflow in ntfsirtoib in index.c bsc1271103. - CVE-2026-42618: heap buffer overflow in ntfsdecompress in compress.c bsc1271104. -...

Astra Linux – Vulnerability in Chromium

A heap buffer overflow in WebCodecs in Google Chrome prior to version 148.0.7778.216 allowed a remote attacker to execute arbitrary code within a sandbox through a crafted HTML page. Chromium security severity: High...

CVE-2026-64830

FFmpeg versions 2.1 through 8.1.2 contains a heap buffer overflow vulnerability in the VobSub subtitle demuxer that allows attackers to corrupt adjacent heap memory by supplying a malicious .sub/.idx subtitle file declaring more distinct stream IDs than the fixed-size array bounds in...

CVE-2026-64830

FFmpeg versions 2.1 through 8.1.2 contains a heap buffer overflow vulnerability in the VobSub subtitle demuxer that allows attackers to corrupt adjacent heap memory by supplying a malicious .sub/.idx subtitle file declaring more distinct stream IDs than the fixed-size array bounds in...

CVE-2026-64830

FFmpeg up to 8.1.2 contains a heap buffer overflow in the VobSub subtitle demuxer. A malicious .sub/.idx file with more distinct stream IDs than the fixed-size array bounds in libavformat/mpeg.c can cause unbounded writes beyond the vobsub->q[] boundary via ff_subtitles_queue_insert(), potenti...

SUSE-SU-2026:3192-1 Security update for ImageMagick

This update for ImageMagick fixes the following issues - CVE-2026-55628: policy bypass in concatenate operation due to missing checks bsc1270081. - CVE-2026-56362: heap buffer overflow read in GetPixelIndex due to metadata-cache desynchronization in OpenPixelCache bsc1271100. - CVE-2026-56366: ME...

squid: Fix of 2 CVEs

CVE-2026-47729: fix out-of-bounds read in the FTP directory listing parser ftpListParseParts by stopping the whitespace skip at the end of the input buffer - CVE-2026-50012: fix heap buffer overflow in peerDigestSwapInMask by rejecting cache digest replies whose mask data exceeds the declared...

AZL-92940 CVE-2026-56416 affecting package unbound for versions less than 1.25.2-1

In NLnet Labs Unbound up to and including version 1.25.1, when the validator builds the canonical RDATA form for an RRSIG-covered PX/RP/MINFO/SOA RRset, it computes the address of the second embedded domain name as 'datstart + dnamevaliddatstart, ...' and passes it straight to 'querydnametolower'...