CVE-2026-41142 PUBLISHED

OpenEXR is Vulnerable to Integer overflow in ImageChannel::resize leads to heap OOB write via OpenEXRUtil public API

Assigner: GitHub_M
Reserved: 17.04.2026 Published: 07.05.2026 Updated: 07.05.2026

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.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS Score: 8.8

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	High
User Interaction	Required	Availability Impact	High

CVSS 3.1

Product Status

Vendor	AcademySoftwareFoundation
Product	openexr
Versions	Version >= 3.0.0, < 3.2.9 is affected Version >= 3.3.0, < 3.3.11 is affected Version >= 3.4.0, < 3.4.11 is affected

References

Problem Types

CWE-190: Integer Overflow or Wraparound CWE