PT-2026-38333 · Academy Software Foundation · Openexr

Published 2026-05-07 · Updated 2026-05-07 · CVE-2026-41142

Mitre

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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.

Fix

Integer Overflow

Weakness Enumeration

CWE-190

Related Identifiers

CVE-2026-41142

Affected Products

Openexr

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-41142 · Security Note
• https://github.com/AcademySoftwareFoundation/openexr/pull/2367 · Note
• https://github.com/AcademySoftwareFoundation/openexr/security/advisories/GHSA-m25w-72cj-q6mg · Note
• https://github.com/AcademySoftwareFoundation/openexr/commit/0592ee539f33c122c90f09238579b902d838afb4 · Note