Vulnerability Description
A flaw found in function dataWindowForTile() of IlmImf/ImfTiledMisc.cpp. An attacker who is able to submit a crafted file to be processed by OpenEXR could trigger an integer overflow, leading to an out-of-bounds write on the heap. The greatest impact of this flaw is to application availability, with some potential impact to data integrity as well.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openexr | Openexr | < 2.5.4 |
| Debian | Debian Linux | 10.0 |
Related Weaknesses (CWE)
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25505Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1939151Issue TrackingVendor Advisory
- https://github.com/AcademySoftwareFoundation/openexr/pull/831PatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/12/msg00022.htmlMailing ListThird Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25505Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1939151Issue TrackingVendor Advisory
- https://github.com/AcademySoftwareFoundation/openexr/pull/831PatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/12/msg00022.htmlMailing ListThird Party Advisory
FAQ
What is CVE-2021-20303?
CVE-2021-20303 is a vulnerability with a CVSS score of 6.1 (MEDIUM). A flaw found in function dataWindowForTile() of IlmImf/ImfTiledMisc.cpp. An attacker who is able to submit a crafted file to be processed by OpenEXR could trigger an integer overflow, leading to an ou...
How severe is CVE-2021-20303?
CVE-2021-20303 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-20303?
Check the references section above for vendor advisories and patch information. Affected products include: Openexr Openexr, Debian Debian Linux.