CVE-2018-12900

NameCVE-2018-12900
DescriptionHeap-based buffer overflow in the cpSeparateBufToContigBuf function in tiffcp.c in LibTIFF 3.9.3, 3.9.4, 3.9.5, 3.9.6, 3.9.7, 4.0.0beta7, 4.0.0alpha4, 4.0.0alpha5, 4.0.0alpha6, 4.0.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.0.4beta, 4.0.5, 4.0.6, 4.0.7, 4.0.8 and 4.0.9 allows remote attackers to cause a denial of service (crash) or possibly have unspecified other impact via a crafted TIFF file.
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-2009-1, DSA-4670-1
NVD severitymedium
Debian Bugs902718

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
tiff (PTS)stretch (security), stretch4.0.8-2+deb9u5fixed
buster, buster (security)4.1.0+git191117-2~deb10u1fixed
bullseye, sid4.2.0-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
tiffsourcejessie4.0.3-12.3+deb8u10DLA-2009-1
tiffsourcestretch4.0.8-2+deb9u5DSA-4670-1
tiffsource(unstable)4.0.10-4902718

Notes

http://bugzilla.maptools.org/show_bug.cgi?id=2798
https://gitlab.com/libtiff/libtiff/merge_requests/60
https://gitlab.com/libtiff/libtiff/commit/27124e9148b2056d0e0bf4033b4924d5d2a38d01

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