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  5. CVE-2021-20298

CVE-2021-20298: Out-of-bounds Write

August 23, 2022 (updated December 13, 2022)

A flaw was found in OpenEXR’s B44Compressor. This flaw allows an attacker who can submit a crafted file to be processed by OpenEXR, to exhaust all memory accessible to the application. The highest threat from this vulnerability is to system availability.

References

  • access.redhat.com/security/cve/CVE-2021-20298
  • bugs.chromium.org/p/oss-fuzz/issues/detail?id=25913
  • bugzilla.redhat.com/show_bug.cgi?id=1939156
  • github.com/AcademySoftwareFoundation/openexr/commit/85fd638ae0d5fa132434f4cbf32590261c1dba97
  • github.com/AcademySoftwareFoundation/openexr/pull/843
  • nvd.nist.gov/vuln/detail/CVE-2021-20298

Code Behaviors & Features

Detect and mitigate CVE-2021-20298 with GitLab Dependency Scanning

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Affected versions

All versions up to 2.5.7

Fixed versions

  • 3.1.4

Solution

Upgrade to version 3.1.4 or above.

Impact 7.5 HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Learn more about CVSS

Weakness

  • CWE-787: Out-of-bounds Write

Source file

conan/openexr/CVE-2021-20298.yml

Spotted a mistake? Edit the file on GitLab.

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