Bug 2442257

Summary: CVE-2026-26981 mingw-openexr: OpenEXR: Denial of Service via heap-buffer-overflow when parsing a malformed EXR file [fedora-all]
Product: [Fedora] Fedora Reporter: TEJ RATHI <trathi>
Component: mingw-openexrAssignee: Sandro Mani <manisandro>
Status: ON_QA --- QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: medium Docs Contact:
Priority: medium    
Version: rawhideCC: manisandro
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["c0b1206d-1b0f-4e4e-9a7a-9802dd0e96aa"]}
Fixed In Version: Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 2442135    

Description TEJ RATHI 2026-02-24 10:23:48 UTC
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

Comment 1 Fedora Update System 2026-03-08 09:26:43 UTC
FEDORA-2026-45845d11c3 (mingw-openexr-3.3.8-1.fc42) has been submitted as an update to Fedora 42.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-45845d11c3

Comment 2 Fedora Update System 2026-03-08 09:26:44 UTC
FEDORA-2026-4656ccedf8 (mingw-openexr-3.4.6-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-4656ccedf8

Comment 3 Fedora Update System 2026-03-09 00:49:17 UTC
FEDORA-2026-4656ccedf8 has been pushed to the Fedora 44 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-4656ccedf8`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-4656ccedf8

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 4 Fedora Update System 2026-03-09 01:21:23 UTC
FEDORA-2026-f958585e24 has been pushed to the Fedora 43 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-f958585e24`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-f958585e24

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 5 Fedora Update System 2026-03-09 01:44:42 UTC
FEDORA-2026-45845d11c3 has been pushed to the Fedora 42 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-45845d11c3`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-45845d11c3

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.