Bug 2433616

Summary: CVE-2026-24515 mingw-expat: libexpat null pointer dereference [fedora-42]
Product: [Fedora] Fedora Reporter: Jon Moroney <jmoroney>
Component: mingw-expatAssignee: Richard W.M. Jones <rjones>
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: low Docs Contact:
Priority: low    
Version: 42CC: manisandro, rjones
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["8b0d6514-7e1b-498e-95d4-55d45d94ad47"]}
Fixed In Version: mingw-expat-2.7.4-1.fc43 mingw-expat-2.7.4-1.fc42 Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-02-15 01:12:21 UTC 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: 2432312    

Description Jon Moroney 2026-01-27 22:17:00 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 2026-02-06 22:16:35 UTC
FEDORA-2026-298986b2a3 (mingw-expat-2.7.4-1.fc42) has been submitted as an update to Fedora 42.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-298986b2a3

Comment 2 Fedora Update System 2026-02-06 22:16:35 UTC
FEDORA-2026-37324381f3 (mingw-expat-2.7.4-1.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-37324381f3

Comment 3 Fedora Update System 2026-02-07 01:28:56 UTC
FEDORA-2026-37324381f3 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-2026-37324381f3`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-37324381f3

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

Comment 4 Fedora Update System 2026-02-07 01:53:59 UTC
FEDORA-2026-298986b2a3 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-2026-298986b2a3`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-298986b2a3

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

Comment 5 Fedora Update System 2026-02-15 01:12:21 UTC
FEDORA-2026-37324381f3 (mingw-expat-2.7.4-1.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 6 Fedora Update System 2026-02-15 01:28:59 UTC
FEDORA-2026-298986b2a3 (mingw-expat-2.7.4-1.fc42) has been pushed to the Fedora 42 stable repository.
If problem still persists, please make note of it in this bug report.