Vulnerability Description
A flaw was found in OpenEXR's B44 uncompression functionality in versions before 3.0.0-beta. An attacker who is able to submit a crafted file to OpenEXR could trigger shift overflows, potentially affecting application availability.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openexr | Openexr | < 2.4.3 |
| Debian | Debian Linux | 9.0 |
Related Weaknesses (CWE)
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24787Issue TrackingMailing ListThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1939145Issue TrackingPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/07/msg00001.htmlThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/12/msg00022.htmlMailing ListThird Party Advisory
- https://security.gentoo.org/glsa/202107-27Third Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24787Issue TrackingMailing ListThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1939145Issue TrackingPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/07/msg00001.htmlThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/12/msg00022.htmlMailing ListThird Party Advisory
- https://security.gentoo.org/glsa/202107-27Third Party Advisory
FAQ
What is CVE-2021-3476?
CVE-2021-3476 is a vulnerability with a CVSS score of 5.3 (MEDIUM). A flaw was found in OpenEXR's B44 uncompression functionality in versions before 3.0.0-beta. An attacker who is able to submit a crafted file to OpenEXR could trigger shift overflows, potentially affe...
How severe is CVE-2021-3476?
CVE-2021-3476 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-3476?
Check the references section above for vendor advisories and patch information. Affected products include: Openexr Openexr, Debian Debian Linux.