CVE-2026-30999

NameCVE-2026-30999
DescriptionA 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.
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
ffmpeg (PTS)bullseye7:4.3.7-0+deb11u1vulnerable
bullseye (security)7:4.3.9-0+deb11u2vulnerable
bookworm, bookworm (security)7:5.1.9-0+deb12u1vulnerable
trixie (security), trixie7:7.1.5-0+deb13u1vulnerable
forky, sid7:8.1.2-2fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ffmpegsource(unstable)7:8.1.2-1unimportant

Notes

https://github.com/ffmpeg/fFmpeg/commit/144af8f81abc1385631b4e1f4672cd415a9c6e05
No security impact, memory leak in CLI tool

Search for package or bug name: Reporting problems