CVE-2026-41142
OpenEXR is Vulnerable to Integer overflow in ImageChannel::resize leads to heap OOB write via OpenEXRUtil public API
02 Description
OpenEXR is Vulnerable to Integer overflow in ImageChannel::resize leads to heap OOB write via OpenEXRUtil public API
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.43% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 37.8% of scored records. A rank, not a probability.
- NVD base score
- 8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-10-26.
- Red Hat severity
- Important. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-05-07 03:58Z5 MO AGO
- Last updated
- 2026-09-09 12:04Z1 MO AGO
- Reserved
- 2026-04-17
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.8)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-190Integer Overflow or WraparoundBase
- Data version
- 5.2
- Document digest
- 8e9c907e13f7f9862250e5b77226fe30f10b96dcc0acffb7e8b0ff576226e0e2
05 Affected products
06 References
- github.comhttps://github.com/AcademySoftwareFoundation/openexr/security/advisories/GHSA-m25w-72cj-q6mg
- github.comhttps://github.com/AcademySoftwareFoundation/openexr/pull/2367
- github.comhttps://github.com/AcademySoftwareFoundation/openexr/commit/0592ee539f33c122c90f09238579b902d838afb4
- access.redhat.comhttps://access.redhat.com/security/cve/CVE-2026-41142
- bugzilla.redhat.comRHBZ#2467623https://bugzilla.redhat.com/show_bug.cgi?id=2467623
- security.access.redhat.comhttps://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-41142.json
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:39024
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:38499
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:39027
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:39026
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:39025
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:38498
07 Fixed in
AlmaLinux 9
- openexr Fixed in 3.1.1-3.el9_8.3
- openexr-devel Fixed in 3.1.1-3.el9_8.3
- openexr-libs Fixed in 3.1.1-3.el9_8.3
Source: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
AlmaLinux 10
- openexr Fixed in 3.1.10-8.el10_2.3
- openexr-devel Fixed in 3.1.10-8.el10_2.3
- openexr-libs Fixed in 3.1.10-8.el10_2.3
Source: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
CloudLinux 9
- openexr Fixed in 3.1.1-3.el9_8.3
- openexr-devel Fixed in 3.1.1-3.el9_8.3
- openexr-libs Fixed in 3.1.1-3.el9_8.3
Derived from AlmaLinux 9. Partial coverage: only packages taken from AlmaLinux 9 are listed.
Source: CloudLinux errata, CloudLinux Inc. Derived from: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
CloudLinux 10
- openexr Fixed in 3.1.10-8.el10_2.3
- openexr-devel Fixed in 3.1.10-8.el10_2.3
- openexr-libs Fixed in 3.1.10-8.el10_2.3
Derived from AlmaLinux 10. Partial coverage: only packages taken from AlmaLinux 10 are listed.
Source: CloudLinux errata, CloudLinux Inc. Derived from: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
Debian 12
- openexr No fix yet
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- openexr No fix yet
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- openexr Fixed in 3.4.14-0.1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 25.10
- openexr No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 26.10
- openexr No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 16.04 LTS
- openexr No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 18.04 LTS
- openexr No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 20.04 LTS
- openexr No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 22.04 LTS
- openexr No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 24.04 LTS
- openexr No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 26.04 LTS
- openexr No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.