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openexr: OpenEXR: Arbitrary code execution via integer overflow in EXR file processing

🗓️ 20 Apr 2026 03:08:14Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 16 Views

OpenEXR flaw enables code execution via integer overflow in EXR processing due to undersized buffers.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb		CVE-2026-27622
3 Mar 202622:42
–attackerkb
nessus
Tenable Nessus		Amazon Linux 2023 : openexr, openexr-devel, openexr-libs (ALAS2023-2026-1481)
30 Mar 202600:00
–nessus
nessus
Tenable Nessus		AlmaLinux 10 : openexr (ALSA-2026:7682)
15 Apr 202600:00
–nessus
nessus
Tenable Nessus		AlmaLinux 8 : OpenEXR (ALSA-2026:8863)
30 Apr 202600:00
–nessus
nessus
Tenable Nessus		AlmaLinux 9 : openexr (ALSA-2026:8888)
20 Apr 202600:00
–nessus
nessus
Tenable Nessus		Rocky Linux 10.1 [CIQ] Security Update: openexr / openexr-debuginfo / openexr-debugsource / openexr-devel / etc (crlsa-2026_7682)
1 Oct 202600:00
–nessus
nessus
Tenable Nessus		Rocky Linux 8 [CIQ] Security Update: OpenEXR-debuginfo / OpenEXR-debugsource / OpenEXR-devel / etc (crlsa-2026_8863)
1 Oct 202600:00
–nessus
nessus
Tenable Nessus		Rocky Linux 9 [CIQ] Security Update: openexr / openexr-debuginfo / openexr-debugsource / openexr-devel / etc (crlsa-2026_8888)
1 Oct 202600:00
–nessus
nessus
Tenable Nessus		Fedora 42 : mingw-openexr (2026-45845d11c3)
17 Mar 202600:00
–nessus
nessus
Tenable Nessus		Fedora 44 : mingw-openexr (2026-4656ccedf8)
16 Mar 202600:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.4aarch64openexr3.1.1-2.el9_4.2openexr-3.1.1-2.el9_4.2.aarch64.rpm
Red Hat Enterprise Linux9.4ppc64leopenexr3.1.1-2.el9_4.2openexr-3.1.1-2.el9_4.2.ppc64le.rpm
Red Hat Enterprise Linux9.4s390xopenexr3.1.1-2.el9_4.2openexr-3.1.1-2.el9_4.2.s390x.rpm
Red Hat Enterprise Linux9.4x86_64openexr3.1.1-2.el9_4.2openexr-3.1.1-2.el9_4.2.x86_64.rpm
Red Hat Enterprise Linux9.4aarch64openexr-debuginfo3.1.1-2.el9_4.2openexr-debuginfo-3.1.1-2.el9_4.2.aarch64.rpm
Red Hat Enterprise Linux9.4i686openexr-debuginfo3.1.1-2.el9_4.2openexr-debuginfo-3.1.1-2.el9_4.2.i686.rpm
Red Hat Enterprise Linux9.4ppc64leopenexr-debuginfo3.1.1-2.el9_4.2openexr-debuginfo-3.1.1-2.el9_4.2.ppc64le.rpm
Red Hat Enterprise Linux9.4s390xopenexr-debuginfo3.1.1-2.el9_4.2openexr-debuginfo-3.1.1-2.el9_4.2.s390x.rpm
Red Hat Enterprise Linux9.4x86_64openexr-debuginfo3.1.1-2.el9_4.2openexr-debuginfo-3.1.1-2.el9_4.2.x86_64.rpm
Red Hat Enterprise Linux9.4aarch64openexr-debugsource3.1.1-2.el9_4.2openexr-debugsource-3.1.1-2.el9_4.2.aarch64.rpm
Rows per page

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02 Oct 2026 17:17Current
7.8High risk
Vulners AI Score7.8
CVSS 3.17.4 - 7.8
CVSS 48.4
EPSS0.00221
SSVC
CWE-190
OpenEXRinteger overflowEXR processingundersized buffersarbitrary code execution
16