NULL Pointer Dereference Affecting academysoftwarefoundation/openexr package, versions [,2.4.3)[2.5.0,2.5.4)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.36% (73rd percentile)

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  • Snyk IDSNYK-UNMANAGED-ACADEMYSOFTWAREFOUNDATIONOPENEXR-2319358
  • published14 Dec 2021
  • disclosed1 Apr 2021
  • creditUnknown

Introduced: 1 Apr 2021

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

How to fix?

Upgrade academysoftwarefoundation/openexr to version 2.4.3, 2.5.4 or higher.

Overview

Affected versions of this package are vulnerable to NULL Pointer Dereference. 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 Scores

version 3.1