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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openexr | Openexr | <= 2.5.7 |
| Debian | Debian Linux | 10.0 |
Related Weaknesses (CWE)
References
- https://access.redhat.com/security/cve/CVE-2021-20298Third Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25913Mailing ListThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1939156Issue TrackingThird Party Advisory
- https://github.com/AcademySoftwareFoundation/openexr/commit/85fd638ae0d5fa132434PatchThird Party Advisory
- https://github.com/AcademySoftwareFoundation/openexr/pull/843PatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/12/msg00022.htmlMailing ListThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2021-20298Third Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25913Mailing ListThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1939156Issue TrackingThird Party Advisory
- https://github.com/AcademySoftwareFoundation/openexr/commit/85fd638ae0d5fa132434PatchThird Party Advisory
- https://github.com/AcademySoftwareFoundation/openexr/pull/843PatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/12/msg00022.htmlMailing ListThird Party Advisory
FAQ
What is CVE-2021-20298?
CVE-2021-20298 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 thr...
How severe is CVE-2021-20298?
CVE-2021-20298 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-20298?
Check the references section above for vendor advisories and patch information. Affected products include: Openexr Openexr, Debian Debian Linux.