CVE-2012-2841

NameCVE-2012-2841
DescriptionInteger underflow in the exif_entry_get_value function in exif-entry.c in the EXIF Tag Parsing Library (aka libexif) 0.6.20 might allow remote attackers to execute arbitrary code via vectors involving a crafted buffer-size parameter during the formatting of an EXIF tag, leading to a heap-based buffer overflow.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-2559-1
NVD severityhigh (attack range: remote)
Debian Bugs681454

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libexif (PTS)wheezy0.6.20-3fixed
stretch, jessie, sid0.6.21-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libexifsource(unstable)0.6.20-3high681454
libexifsourcesqueeze0.6.19-1+squeeze1highDSA-2559-1

Notes

https://bugzilla.novell.com/show_bug.cgi?id=771229
http://seclists.org/oss-sec/2012/q3/74

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