DescriptionArtifex jbig2dec 0.13 allows out-of-bounds writes and reads because of an integer overflow in the jbig2_image_compose function in jbig2_image.c during operations on a crafted .jb2 file, leading to a denial of service (application crash) or disclosure of sensitive information from process memory.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-942-1, DSA-3855-1
NVD severitymedium (attack range: remote)
Debian Bugs860787

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
jbig2dec (PTS)wheezy0.11+20120125-1vulnerable
wheezy (security)0.13-4~deb7u2fixed
jessie (security), jessie0.13-4~deb8u2fixed
buster, sid, stretch0.13-4.1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs

Fixed by:;a=commit;h=ed6c5133a1004ce8d

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