CVE-2026-41142OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry.
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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
- 8.8 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-190
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Modified
- Record last updated
- Jul 15, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
openexr openexr openexr:openexr | from 3.0.0 before 3.2.9; from 3.3.0 before 3.3.11; from 3.4.0 before 3.4.11 | NVD |
References
- https://github.com/AcademySoftwareFoundation/openexr/commit/0592ee539f33c122c90f09238579b902d838afb4patch
- https://github.com/AcademySoftwareFoundation/openexr/pull/2367issue-tracking, patch
- https://github.com/AcademySoftwareFoundation/openexr/security/advisories/GHSA-m25w-72cj-q6mgexploit, vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:38498
- https://access.redhat.com/errata/RHSA-2026:38499
- https://access.redhat.com/errata/RHSA-2026:39024
- https://access.redhat.com/errata/RHSA-2026:39025
- https://access.redhat.com/errata/RHSA-2026:39026
- https://access.redhat.com/errata/RHSA-2026:39027
- https://access.redhat.com/security/cve/CVE-2026-41142
- https://bugzilla.redhat.com/show_bug.cgi?id=2467623
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-41142.json
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.