CVE-2026-8461 Affecting ffmpeg-7.1 package, versions <7.1.5-r2


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
1.03% (63rd percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-FFMPEG71-17939785
  • published10 Jul 2026
  • disclosed18 Jun 2026

Introduced: 18 Jun 2026

CVE-2026-8461  (opens in a new tab)

How to fix?

Upgrade Chainguard ffmpeg-7.1 to version 7.1.5-r2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ffmpeg-7.1 package and not the ffmpeg-7.1 package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

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 before version 8.1.2.

CVSS Base Scores

version 3.1