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 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...

ffmpeg -- Out-of-bounds write

https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/23159 reports: 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...

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 flaw, dubbed PixelSmash, exists in the libavcodec library, specifically within the MagicYUV decoder. The issue stems from a rounding mismatch in the slice handling code wher...