Vulnerability Description
OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. From versions 3.0.0 to before 3.2.9, 3.3.0 to before 3.3.11, and 3.4.0 to before 3.4.11, there is an integer overflow in ImageChannel::resize that leads to heap OOB write via OpenEXRUtil public API. This issue has been patched in versions 3.2.9, 3.3.11, and 3.4.11.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openexr | Openexr | >= 3.0.0, < 3.2.9 |
Related Weaknesses (CWE)
References
- https://github.com/AcademySoftwareFoundation/openexr/commit/0592ee539f33c122c90fPatch
- https://github.com/AcademySoftwareFoundation/openexr/pull/2367Issue TrackingPatch
- https://github.com/AcademySoftwareFoundation/openexr/security/advisories/GHSA-m2ExploitVendor Advisory
FAQ
What is CVE-2026-41142?
CVE-2026-41142 is a vulnerability with a CVSS score of 8.8 (HIGH). OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. From versions 3.0.0 to before 3.2.9, 3.3.0 to before 3....
How severe is CVE-2026-41142?
CVE-2026-41142 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-41142?
Check the references section above for vendor advisories and patch information. Affected products include: Openexr Openexr.