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, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severityhigh

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libvpx (PTS)stretch1.6.1-3+deb9u2fixed
stretch (security)1.6.1-3+deb9u3fixed
buster, buster (security)1.7.0-3+deb10u1fixed
bullseye1.9.0-1fixed
bookworm, sid1.11.0-2fixed

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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