DescriptionFFmpeg through 4.2 has a "Conditional jump or move depends on uninitialised value" issue in h2645_parse because alloc_rbsp_buffer in libavcodec/h2645_parse.c mishandles rbsp_buffer.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, 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+deb10u1fixed
buster (security)7:4.1.10-0+deb10u1fixed
bullseye (security), bullseye7:4.3.5-0+deb11u1fixed
sid, bookworm7:5.1.2-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ffmpegsource(unstable)(not affected)


- ffmpeg <not-affected> (Only affects 4.2);a=commitdiff;h=af70bfbeadc0c9b9215cf045ff2a6a31e8ac3a71

Search for package or bug name: Reporting problems