Bug 2483743 - CVE-2026-23558 xen: Xen: Privilege escalation or denial of service due to race condition in grant table version change [fedora-all]
Summary: CVE-2026-23558 xen: Xen: Privilege escalation or denial of service due to rac...
Keywords:
Status: CLOSED CURRENTRELEASE
Alias: None
Product: Fedora
Classification: Fedora
Component: xen
Version: rawhide
Hardware: Unspecified
OS: Unspecified
high
high
Target Milestone: ---
Assignee: Michael Young
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["0267fdc9-ef31-4382-88d4-f...
Depends On:
Blocks: CVE-2026-23558
TreeView+ depends on / blocked
 
Reported: 2026-06-01 12:58 UTC by TEJ RATHI
Modified: 2026-06-12 22:04 UTC (History)
2 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed: 2026-06-12 22:04:48 UTC
Type: ---
Embargoed:

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Description TEJ RATHI 2026-06-01 12:58:25 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 Michael Young 2026-06-12 22:04:48 UTC 
This was fixed in xen 4.21.1-2 in an update dated Tue Apr 28 2026
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