CVE-2015-4486

NameCVE-2015-4486
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)
libvpxsource(unstable)1.4.0-1

Notes

[jessie] - libvpx <not-affected> (Vulnerable code not present)
[wheezy] - libvpx <not-affected> (Vulnerable code not present)
[squeeze] - libvpx <not-affected> (Vulnerable code not present)
https://www.mozilla.org/en-US/security/advisories/mfsa2015-89/
https://bugzilla.mozilla.org/show_bug.cgi?id=1177948 is restricted

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