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Status published
High
CVE-2021-20298
A flaw was found in OpenEXR's B44Compressor. This flaw allows...
Vulnerability Description
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25913
- https://github.com/AcademySoftwareFoundation/openexr/pull/843
- https://github.com/AcademySoftwareFoundation/openexr/commit/85fd638ae0d5fa132434f4cbf32590261c1dba97
- https://bugzilla.redhat.com/show_bug.cgi?id=1939156
- https://access.redhat.com/security/cve/CVE-2021-20298
- https://lists.debian.org/debian-lts-announce/2022/12/msg00022.html
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Affected Vendor
Affected Software
OpenEXR
Vulnerable Versions:
Fixed in OpenEXR 3.0.0-beta
Timeline
Official Publish:
August 23rd, 2022
Last Modified:
August 3rd, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H