PixelSmash flaw turns video files into attack tools

A newly discovered vulnerability in FFmpeg’s MagicYUV decoder can turn a tiny, malformed video into a foothold for attackers. Researchers have disclosed PixelSmash, a critical vulnerability tracked as CVE-2026-8461, in FFmpeg’s MagicYUV video decoder with a CVSS score of 8.8. By crafting a...

FFmpeg < 8.1.2 Out-of-Bounds Write (CVE-2026-8461)

The version of FFmpeg installed on the remote host is prior to 8.1.2. It is, therefore, affected by an out-of-bounds write vulnerability: - An out-of-bounds write vulnerability in FFmpeg's libavcodec library, specifically in the MagicYUV decoder, allows denial-of-service and, in some cases, can b...

Linux Distros Unpatched Vulnerability : CVE-2026-8461

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An out-of-bounds write vulnerability in FFmpeg's libavcodec library, specifically in the MagicYUV decoder, allows denial-of-service and, in some cases, can be...

CVE-2026-8461

An out-of-bounds write vulnerability in FFmpeg's libavcodec library, specifically in the MagicYUV decoder, allows denial-of-service and, in some cases, can be exploited for remote code execution. This vulnerability is associated with the file libavcodec/magicyuv.C. This issue affects FFmpeg befor...

CVE-2026-8461 Heap out-of-bounds write via odd slice_height in FFmpeg MagicYUV decoder

An out-of-bounds write vulnerability in FFmpeg's libavcodec library, specifically in the MagicYUV decoder, allows denial-of-service and, in some cases, can be exploited for remote code execution. This vulnerability is associated with the file libavcodec/magicyuv.C. This issue affects FFmpeg befor...

CVE-2026-8461

The CVE-2026-8461 affects FFmpeg’s libavcodec/magicyuv.c in the MagicYUV decoder. It is a heap out-of-bounds write triggered by an odd slice_height, enabling denial-of-service and, in some cases, remote code execution. Affected software: FFmpeg prior to version 8.1.2; patched in 8.1.2 and later. ...

CVE-2026-8461

An out-of-bounds write vulnerability in FFmpeg's libavcodec library, specifically in the MagicYUV decoder, allows denial-of-service and, in some cases, can be exploited for remote code execution. This vulnerability is associated with the file libavcodec/magicyuv.C. This issue affects FFmpeg befor...

PT-2026-50667

Name of the Vulnerable Software and Affected Versions FFmpeg versions prior to 8.1.2 Description A heap out-of-bounds write issue, dubbed PixelSmash, exists in the MagicYUV decoder within the libavcodec library specifically in the file libavcodec/magicyuv.C. The flaw is caused by a rounding...