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
0.15% (53rd percentile)

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  • Snyk IDSNYK-AMZN2-LIBTIFFSTATIC-1674888
  • published27 Sept 2021
  • disclosed26 Oct 2018

Introduced: 26 Oct 2018

CVE-2018-18661  (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.

An issue was discovered in LibTIFF 4.0.9. There is a NULL pointer dereference in the function LZWDecode in the file tif_lzw.c.