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NULL Pointer Dereference Affecting libtiff-static package, versions <0:4.0.3-32.amzn2

Severity

 Recommended
medium

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.33% (72nd percentile)

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  • Snyk IDSNYK-AMZN2-LIBTIFFSTATIC-1675007
  • published27 Sept 2021
  • disclosed24 Feb 2018
Report a new vulnerability Found a mistake?

Introduced: 24 Feb 2018

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

How to fix?

Upgrade Amazon-Linux:2 libtiff-static to version 0:4.0.3-32.amzn2 or higher.
This issue was patched in ALAS2-2019-1327.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libtiff-static package and not the libtiff-static package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 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.)