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NULL Pointer Dereference Affecting libtiff-tools package, versions *

Severity

 Recommended
0.0
low
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.26% (66th percentile)

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  • Snyk IDSNYK-RHEL7-LIBTIFFTOOLS-1378243
  • published26 Jul 2021
  • disclosed28 Oct 2018
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Introduced: 28 Oct 2018

CVE-2018-19210  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:7 libtiff-tools.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libtiff-tools package and not the libtiff-tools package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

In LibTIFF 4.0.9, there is a NULL pointer dereference in the TIFFWriteDirectorySec function in tif_dirwrite.c that will lead to a denial of service attack, as demonstrated by tiffset.

References