Resource Exhaustion Affecting openexr package, versions <2.5.4-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.1% (43rd percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-OPENEXR-1090007
  • published31 Mar 2021
  • disclosed31 Mar 2021

Introduced: 31 Mar 2021

CVE-2021-3479  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade Debian:unstable openexr to version 2.5.4-1 or higher.

NVD Description

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

There's a flaw in OpenEXR's Scanline API functionality in versions before 3.0.0-beta. An attacker who is able to submit a crafted file to be processed by OpenEXR could trigger excessive consumption of memory, resulting in an impact to system availability.

CVSS Scores

version 3.1