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Fencer Vulns
high 8.8

CVE-2026-41142 json

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

published 2026-05-07 6 mo ago modified 2026-10-26 13 d ago also EUVD-2026-28251 , JLSEC-2026-809

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 38%
public exploits
0
none known

Summary

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.

Patch / fix

  • julia OpenEXR_jll 3.4.12+0
  • Red Hat Red Hat Enterprise Linux 10 0:3.1.10-8.el10_2.3
  • Red Hat Red Hat Enterprise Linux 10.0 Extended Update Support 0:3.1.10-8.el10_0.3
  • Red Hat Red Hat Enterprise Linux 9 0:3.1.1-3.el9_8.3
  • Red Hat Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions 0:3.1.1-2.el9_2.4
  • Red Hat Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions 0:3.1.1-2.el9_4.4
  • Red Hat Red Hat Enterprise Linux 9.6 Extended Update Support 0:3.1.1-3.el9_6.3
  • openexr Debian 14 3.4.14-0.1

debian advisories DEBIAN-CVE-2026-41142

  • openexr RHEL 9 3.1.1-3.el9_8.3
  • openexr-libs RHEL 9 3.1.1-3.el9_8.3
  • openexr RHEL 10.2 3.1.10-8.el10_2.3
  • openexr-libs RHEL 10.2 3.1.10-8.el10_2.3
  • openexr RHEL 9.4 E4S 3.1.1-2.el9_4.4
  • openexr-libs RHEL 9.4 E4S 3.1.1-2.el9_4.4
  • openexr RHEL 9.2 E4S 3.1.1-2.el9_2.4
  • openexr-libs RHEL 9.2 E4S 3.1.1-2.el9_2.4

red hat advisories RHSA-2026:39026RHSA-2026:39027RHSA-2026:39024RHSA-2026:39025RHSA-2026:38498RHSA-2026:38499

  • openexr openSUSE Tumbleweed 3.4.11-1.1

opensuse advisories openSUSE-SU-2026:10772-1

  • openexr AlmaLinux 9 3.1.1-3.el9_8.3
  • openexr-libs AlmaLinux 9 3.1.1-3.el9_8.3
  • openexr AlmaLinux 10 3.1.10-8.el10_2.3
  • openexr-libs AlmaLinux 10 3.1.10-8.el10_2.3

almalinux advisories ALSA-2026:38498ALSA-2026:38499

  • openexr Rocky Linux 10 3.1.10-8.el10_2.3
  • openexr Rocky Linux 9 3.1.1-3.el9_8.3

rocky linux advisories RLSA-2026:38499RLSA-2026:38498

  • openexr Alpine 3.22 3.3.11-r0
  • openexr Alpine 3.23 3.4.13-r0
  • openexr Alpine 3.24 3.4.11-r0

alpine advisories ALPINE-CVE-2026-41142

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-41142 updated cvss 8.8

OpenEXR: OpenEXR: Arbitrary code execution via integer overflow in image resizing

  • Red Hat CodeReady Linux Builder EUS (v.9.6) openexr-devel 3.1.1-3.el9_6.3, openexr-debuginfo 3.1.1-3.el9_6.3, openexr-debugsource 3.1.1-3.el9_6.3, openexr-libs-debuginfo 3.1.1-3.el9_6.3
    fixed: vendor fix RHSA-2026:39025
  • Red Hat Enterprise Linux AppStream (v. 9) openexr 3.1.1-3.el9_8.3, openexr-libs 3.1.1-3.el9_8.3
    fixed: vendor fix RHSA-2026:38498
  • Red Hat Enterprise Linux AppStream (v. 10) openexr 3.1.10-8.el10_2.3, openexr-libs 3.1.10-8.el10_2.3
    fixed: vendor fix RHSA-2026:38499
  • Red Hat Enterprise Linux AppStream E4S (v.9.2) openexr 3.1.1-2.el9_2.4, openexr-libs 3.1.1-2.el9_2.4
    fixed: vendor fix RHSA-2026:39027
  • Red Hat Enterprise Linux AppStream E4S (v.9.4) openexr 3.1.1-2.el9_4.4, openexr-libs 3.1.1-2.el9_4.4
    fixed: vendor fix RHSA-2026:39026
  • Red Hat Enterprise Linux AppStream EUS (v. 10.0) openexr 3.1.10-8.el10_0.3, openexr-libs 3.1.10-8.el10_0.3
    fixed: vendor fix RHSA-2026:39024
  • Red Hat Enterprise Linux AppStream EUS (v.9.6) openexr 3.1.1-3.el9_6.3, openexr-libs 3.1.1-3.el9_6.3
    fixed: vendor fix RHSA-2026:39025
  • Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) openexr-devel 3.1.1-3.el9_8.3, openexr-debuginfo 3.1.1-3.el9_8.3, openexr-debugsource 3.1.1-3.el9_8.3, openexr-libs-debuginfo 3.1.1-3.el9_8.3
    fixed: vendor fix RHSA-2026:38498
show 5 more
  • Red Hat Enterprise Linux CodeReady Linux Builder (v. 10) openexr-devel 3.1.10-8.el10_2.3, openexr-debuginfo 3.1.10-8.el10_2.3, openexr-debugsource 3.1.10-8.el10_2.3, openexr-libs-debuginfo 3.1.10-8.el10_2.3
    fixed: vendor fix RHSA-2026:38499
  • Red Hat Enterprise Linux CodeReady Linux Builder EUS (v. 10.0) openexr-devel 3.1.10-8.el10_0.3, openexr-debuginfo 3.1.10-8.el10_0.3, openexr-debugsource 3.1.10-8.el10_0.3, openexr-libs-debuginfo 3.1.10-8.el10_0.3
    fixed: vendor fix RHSA-2026:39024
  • Red Hat OpenShift AI 3.2 rhai/base-image-cpu-rhel9 1790703590, rhai/base-image-cpu-rhel9 1791232203, rhai/base-image-tpu-rhel9 1790703497, rhai/base-image-cuda-rhel9 1790703586, rhai/base-image-cuda-rhel9 1791232024, rhai/base-image-rocm-rhel9 1790703494, +3 more
    fixed: vendor fix RHSA-2026:74460
  • Red Hat OpenShift AI 3.4 rhai/base-image-neuron-rhel9 1790703542
    fixed: vendor fix RHSA-2026:74674
  • Red Hat Enterprise Linux 6 OpenEXR, OpenEXR-libs Red Hat Enterprise Linux 7 OpenEXR, OpenEXR-libs Red Hat Enterprise Linux 8 OpenEXR, OpenEXR-libs
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
6 mo ago

Exploit prediction

0.44% chance of exploitation in the next 30 days, higher than 38% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/AcademySoftwareFoundation/openexr/security/advisories/GHSA-m25w-72cj-q6mg referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA ADP 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
OSV 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
julia OpenEXR_jll
<3.4.12+0
3.4.12+0

Affected products

  • AcademySoftwareFoundation openexr
  • Red Hat Red Hat Enterprise Linux 10
  • Red Hat Red Hat Enterprise Linux 10.0 Extended Update Support
  • Red Hat Red Hat Enterprise Linux 9
  • Red Hat Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions
  • Red Hat Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions
  • Red Hat Red Hat Enterprise Linux 9.6 Extended Update Support
  • Red Hat Red Hat Enterprise Linux 6
  • Red Hat Red Hat Enterprise Linux 7
  • Red Hat Red Hat Enterprise Linux 8

Classification

Weakness
  • CWE-190 Integer Overflow or Wraparound

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.