NULL Pointer Dereference Affecting openexr-devel package, versions <2.2.1-3.27.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.12% (32nd percentile)

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  • Snyk IDSNYK-SLES152-OPENEXRDEVEL-2680788
  • published14 Apr 2022
  • disclosed4 May 2021

Introduced: 4 May 2021

CVE-2021-20296  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade SLES:15.2 openexr-devel to version 2.2.1-3.27.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openexr-devel package and not the openexr-devel package as distributed by SLES. See How to fix? for SLES:15.2 relevant fixed versions and status.

A flaw was found in OpenEXR in versions before 3.0.0-beta. A crafted input file supplied by an attacker, that is processed by the Dwa decompression functionality of OpenEXR's IlmImf library, could cause a NULL pointer dereference. The highest threat from this vulnerability is to system availability.

CVSS Base Scores

version 3.1