CVEvulnerability
CVE-2021-20304
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2022-08-23
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-190
Description
A flaw was found in OpenEXR's hufDecode functionality. This flaw allows an attacker who can pass a crafted file to be processed by OpenEXR, to trigger an undefined right shift error. The highest threat from this vulnerability is to system availability.
Affected configurations
• openexr openexr (<= 2.5.7)
Related
Weakness · CWE (1)
- CWE-190 Integer Overflow or Wraparound weakness
References
- https://access.redhat.com/security/cve/CVE-2021-20304 Third Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26229 Exploit, Mailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1939157 Issue Tracking, Third Party Advisory
- https://github.com/AcademySoftwareFoundation/openexr/commit/51a92d67f53c08230734e74564c807043cbfe41e Patch, Third Party Advisory
- https://github.com/AcademySoftwareFoundation/openexr/pull/849 Patch, Third Party Advisory
- https://security.gentoo.org/glsa/202210-31 Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2021-20304 Third Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26229 Exploit, Mailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1939157 Issue Tracking, Third Party Advisory
- https://github.com/AcademySoftwareFoundation/openexr/commit/51a92d67f53c08230734e74564c807043cbfe41e Patch, Third Party Advisory
- https://github.com/AcademySoftwareFoundation/openexr/pull/849 Patch, Third Party Advisory
- https://security.gentoo.org/glsa/202210-31 Third Party Advisory