NULL Pointer Dereference Affecting libtiff5 package, versions <4.0.9-5.9.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.56% (78th percentile)

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  • Snyk IDSNYK-SLES150-LIBTIFF5-2763415
  • published14 Apr 2022
  • disclosed5 Jul 2018

Introduced: 5 Jul 2018

CVE-2018-7456  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade SLES:15.0 libtiff5 to version 4.0.9-5.9.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libtiff5 package and not the libtiff5 package as distributed by SLES. See How to fix? for SLES:15.0 relevant fixed versions and status.

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.)