DescriptionDOS / potential heap overwrite in mkv demuxing using HEADERSTRIP decompression. Integer overflow in matroskaparse element in gst_matroska_decompress_data function which causes a heap overflow. Due to restrictions on chunk sizes in the matroskademux element, the overflow can't be triggered, however the matroskaparse element has no size checks.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3069-1, DSA-5204-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
gst-plugins-good1.0 (PTS)buster1.14.4-1+deb10u1vulnerable
buster (security)1.14.4-1+deb10u3fixed
bullseye (security), bullseye1.18.4-2+deb11u2fixed
bookworm, bookworm (security)1.22.0-5+deb12u1fixed
sid, trixie1.24.4-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs

Notes (1.20.3)

Search for package or bug name: Reporting problems