Bug 2508014 (CVE-2026-62431) - CVE-2026-62431 xen: Xen: Denial of Service due to division by zero in Viridian STIMER handling
Summary: CVE-2026-62431 xen: Xen: Denial of Service due to division by zero in Viridia...
Keywords:
Status: NEW
Alias: CVE-2026-62431
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2508146
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-07-28 14:02 UTC by OSIDB Bzimport
Modified: 2026-07-28 18:01 UTC (History)
0 users

Fixed In Version:
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Description OSIDB Bzimport 2026-07-28 14:02:04 UTC 
The logic to handle periodic Viridian STIMERs performs a division with an
unchecked user-controlled divisor value, that can be set to zero to cause a #DE
fault.
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