CVE-2020-22029

NameCVE-2020-22029
DescriptionA heap-based Buffer Overflow vulnerability exists in FFmpeg 4.2 at libavfilter/vf_colorconstancy.c: in slice_get_derivative, which crossfade_samples_fltp, which might lead to memory corruption and other potential consequences.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-4990-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
ffmpeg (PTS)buster7:4.1.9-0+deb10u1fixed
buster (security)7:4.1.11-0+deb10u1fixed
bullseye (security), bullseye7:4.3.6-0+deb11u1fixed
bookworm, bookworm (security)7:5.1.4-0+deb12u1fixed
trixie7:6.1.1-1fixed
sid7:6.1.1-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ffmpegsourcestretch(not affected)
ffmpegsourcebuster7:4.1.8-0+deb10u1DSA-4990-1
ffmpegsource(unstable)7:4.3-2

Notes

[stretch] - ffmpeg <not-affected> (Vulnerable code not present)
https://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=a7fd1279703683ebb548ef7baa2f1519994496ae
https://trac.ffmpeg.org/ticket/8250

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