DescriptionThe decrease_ref_count function in libvpx in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds read) via malformed WebM video data.
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
libvpx (PTS)buster1.7.0-3+deb10u1fixed
buster (security)1.7.0-3+deb10u2fixed
bullseye (security), bullseye1.9.0-1+deb11u2fixed
bookworm, bookworm (security)1.12.0-1+deb12u2fixed
trixie, sid1.13.1-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libvpxsourcesqueeze(not affected)
libvpxsourcewheezy(not affected)
libvpxsourcejessie(not affected)


[jessie] - libvpx <not-affected> (Vulnerable code not present)
[wheezy] - libvpx <not-affected> (Vulnerable code not present)
[squeeze] - libvpx <not-affected> (Vulnerable code not present) is restricted

Search for package or bug name: Reporting problems