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CVE-2026-41142

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

Published: May 7, 2026Updated: May 8, 2026 Sources: CVE List NVDCWE-190
NVD MITRE
8.8CVSSHIGH
EPSS Score
0.3%
Top 77.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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 Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-190

Affected Products

openexrAcademySoftwareFoundation
Library
OSS Libraries / generic-library
openexropenexr
LibraryLibrary
OSS Libraries / generic-library
academysoftwarefoundationoss-projectUSOSS Librariesaka openexr, openimageio, materialx
openexross-projectOSS Librariesaka open exr

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Initial Access
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References

https://github.com/AcademySoftwareFoundation/openexr/security/advisories/GHSA-m25w-72cj-q6mg
github.com
https://github.com/AcademySoftwareFoundation/openexr/pull/2367
github.com
https://github.com/AcademySoftwareFoundation/openexr/commit/0592ee539f33c122c90f09238579b902d838afb4
github.com

Timeline

Published
May 7, 2026
Last Updated
May 8, 2026

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