CVE-2018-12900

NameCVE-2018-12900
DescriptionHeap-based buffer overflow in the cpSeparateBufToContigBuf function in tiffcp.c in LibTIFF 4.0.0alpha4, 4.0.0alpha5, 4.0.0alpha6 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, sid4.1.0+git191117-2fixed

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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