CVE-2018-6799

NameCVE-2018-6799
DescriptionThe AcquireCacheNexus function in magick/pixel_cache.c in GraphicsMagick before 1.3.28 allows remote attackers to cause a denial of service (heap overwrite) or possibly have unspecified other impact via a crafted image file, because a pixel staging area is not used.
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)
ReferencesDLA-1282-1
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
graphicsmagick (PTS)wheezy1.3.16-1.1vulnerable
wheezy (security)1.3.16-1.1+deb7u19fixed
jessie1.3.20-3+deb8u1vulnerable
jessie (security)1.3.20-3+deb8u2vulnerable
stretch1.3.25-8vulnerable
buster, sid1.3.29-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
graphicsmagicksource(unstable)1.3.28-1medium
graphicsmagicksourcewheezy1.3.16-1.1+deb7u18mediumDLA-1282-1

Notes

http://hg.graphicsmagick.org/hg/GraphicsMagick/rev/b41e2efce6d3
http://hg.graphicsmagick.org/hg/GraphicsMagick/rev/d30ed06e9b87

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