CVE-2026-30997 Affecting ffmpeg-6 package, versions <6.1.4-r5


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.52% (42nd percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-FFMPEG6-16700980
  • published15 May 2026
  • disclosed13 Apr 2026

Introduced: 13 Apr 2026

CVE-2026-30997  (opens in a new tab)

How to fix?

Upgrade Chainguard ffmpeg-6 to version 6.1.4-r5 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ffmpeg-6 package and not the ffmpeg-6 package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

An out-of-bounds read in the read_global_param() function (libavcodec/av1dec.c) of FFmpeg v8.0.1 allows attackers to cause a Denial of Service (DoS) via a crafted input.

CVSS Base Scores

version 3.1