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  5. CVE-2021-20299

CVE-2021-20299: NULL Pointer Dereference

March 16, 2022 (updated December 13, 2022)

A flaw was found in OpenEXR’s Multipart input file functionality. A crafted multi-part input file with no actual parts can trigger a NULL pointer dereference. The highest threat from this vulnerability is to system availability.

References

  • bugs.chromium.org/p/oss-fuzz/issues/detail?id=25740
  • bugzilla.redhat.com/show_bug.cgi?id=1939154
  • github.com/AcademySoftwareFoundation/openexr/commit/25e9515b06a6bc293d871622b8cafaee7af84e0f
  • nvd.nist.gov/vuln/detail/CVE-2021-20299

Code Behaviors & Features

Detect and mitigate CVE-2021-20299 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →

Affected versions

All versions before 2.5.4

Fixed versions

  • 2.5.4

Solution

Upgrade to version 2.5.4 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-476: NULL Pointer Dereference

Source file

conan/openexr/CVE-2021-20299.yml

Spotted a mistake? Edit the file on GitLab.

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