CVE-2011-2692

NameCVE-2011-2692
DescriptionThe png_handle_sCAL function in pngrutil.c in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4 does not properly handle invalid sCAL chunks, which allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly have unspecified other impact via a crafted PNG image that triggers the reading of uninitialized memory.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-2287-1
NVD severitymedium (attack range: remote)
Debian Bugs633871

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libpng (PTS)wheezy, wheezy (security)1.2.49-1+deb7u2fixed
jessie1.2.50-2+deb8u3fixed
jessie (security)1.2.50-2+deb8u2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libpngsource(unstable)1.2.46-1low633871
libpngsourcelenny1.2.27-2+lenny5mediumDSA-2287-1
libpngsourcesqueeze1.2.44-1+squeeze1mediumDSA-2287-1

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