CVE-2022-48434

NameCVE-2022-48434
Descriptionlibavcodec/pthread_frame.c in FFmpeg before 5.1.2, as used in VLC and other products, leaves stale hwaccel state in worker threads, which allows attackers to trigger a use-after-free and execute arbitrary code in some circumstances (e.g., hardware re-initialization upon a mid-video SPS change when Direct3D11 is used).
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, 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)buster7:4.1.9-0+deb10u1vulnerable
buster (security)7:4.1.11-0+deb10u1vulnerable
bullseye (security), bullseye7:4.3.6-0+deb11u1vulnerable
bookworm, bookworm (security)7:5.1.4-0+deb12u1fixed
trixie7:6.1.1-1fixed
sid7:6.1.1-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ffmpegsource(unstable)7:5.1.2-1

Notes

[bullseye] - ffmpeg <postponed> (Wait until it lands in 4.3.x)
[buster] - ffmpeg <postponed> (Wait until the backport to 4.x)
https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/cc867f2c09d2b69cee8a0eccd62aff002cbbfe11 (n6.1-dev)
https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/35aa7e70e7ec350319e7634a30d8d8aa1e6ecdda (n5.1.2)

Search for package or bug name: Reporting problems