Bug 2434045

Summary: CVE-2025-58150 xen: x86: buffer overrun with shadow paging + tracing [fedora-42]
Product: [Fedora] Fedora Reporter: Guilherme de Almeida Suckevicz <gsuckevi>
Component: xenAssignee: Michael Young <m.a.young>
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: high Docs Contact:
Priority: high    
Version: 42CC: jforbes, m.a.young
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["2cb59316-4c74-495c-bf95-b5c0af22647a"]}
Fixed In Version: xen-4.19.4-2.fc42 Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-02-15 01:28:16 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: 2433923    

Description Guilherme de Almeida Suckevicz 2026-01-28 17:48:01 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 2026-01-29 22:04:20 UTC
FEDORA-2026-e39149a8a0 (xen-4.19.4-2.fc42) has been submitted as an update to Fedora 42.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-e39149a8a0

Comment 2 Fedora Update System 2026-01-31 18:30:08 UTC
FEDORA-2026-e39149a8a0 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-e39149a8a0`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-e39149a8a0

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

Comment 3 Fedora Update System 2026-02-15 01:28:16 UTC
FEDORA-2026-e39149a8a0 (xen-4.19.4-2.fc42) has been pushed to the Fedora 42 stable repository.
If problem still persists, please make note of it in this bug report.