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CVE-2018-7456

Published: 24 February 2018

A 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.)

Priority

Negligible

CVSS 3 base score: 6.5

Status

Package Release Status
tiff
Launchpad, Ubuntu, Debian
artful Ignored
(reached end-of-life)
bionic Not vulnerable
(4.0.9-5)
cosmic Not vulnerable
(4.0.9-5)
disco Not vulnerable
(4.0.9-5)
eoan Not vulnerable
(4.0.9-5)
focal Not vulnerable
(4.0.9-5)
groovy Not vulnerable
(4.0.9-5)
hirsute Not vulnerable
(4.0.9-5)
precise Ignored
(end of ESM support, was needed)
trusty
Released (4.0.3-7ubuntu0.10)
upstream
Released (4.0.9-5)
xenial
Released (4.0.6-1ubuntu0.5)
Patches:
upstream: https://gitlab.com/libtiff/libtiff/commit/be4c85b16e8801a16eec25e80eb9f3dd6a96731b