CVE-2026-30999 Affecting ffmpeg package, versions <7:8.1.2-1


Severity

Recommended
low

Based on Debian security rating.

Threat Intelligence

EPSS
0.45% (36th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-FFMPEG-17671016
  • published29 Jun 2026
  • disclosed13 Apr 2026

Introduced: 13 Apr 2026

CVE-2026-30999  (opens in a new tab)

How to fix?

Upgrade Debian:unstable ffmpeg to version 7:8.1.2-1 or higher.

NVD Description

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

A heap buffer overflow in the av_bprint_finalize() function of FFmpeg v8.0.1 allows attackers to cause a Denial of Service (DoS) via a crafted input.

CVSS Base Scores

version 3.1