CVE-2018-7456

NameCVE-2018-7456
DescriptionA NULL Pointer Dereference occurs in the function TIFFPrintDirectory in tif_print.c in LibTIFF 3.9.3, 3.9.4, 3.9.5, 3.9.6, 3.9.7, 4.0.0alpha4, 4.0.0alpha5, 4.0.0alpha6, 4.0.0beta7, 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 when using the tiffinfo tool to print crafted TIFF information, a different vulnerability than CVE-2017-18013. (This affects an earlier part of the TIFFPrintDirectory function that was not addressed by the CVE-2017-18013 patch.)
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
ReferencesDLA-1346-1, DLA-1347-1, DLA-1411-1, DSA-4349-1
Debian Bugs891288

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
tiff (PTS)buster, buster (security)4.1.0+git191117-2~deb10u4fixed
bullseye (security), bullseye4.2.0-1+deb11u1fixed
bookworm, sid4.4.0-4fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
tiffsourcewheezy4.0.2-6+deb7u19DLA-1346-1
tiffsourcejessie4.0.3-12.3+deb8u6DLA-1411-1
tiffsourcestretch4.0.8-2+deb9u4DSA-4349-1
tiffsource(unstable)4.0.9-5891288
tiff3sourcewheezy3.9.6-11+deb7u10DLA-1347-1
tiff3source(unstable)(unfixed)

Notes

http://bugzilla.maptools.org/show_bug.cgi?id=2778
https://gitlab.com/libtiff/libtiff/commit/be4c85b16e8801a16eec25e80eb9f3dd6a96731b

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