Skip to content
CVE PROGRAM SOURCE RECORD5.5 Medium

CVE-2026-79607

Xenstore: Guests can crash xenstored during Live Update

Description

During Xenstore live update the state record for a Xenstore watch with specified watch depth is written with two bytes missing. This results in an inconsistent state when reading the state back in the new Xenstore, causing a crash of Xenstore or wrong Xenstore data.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Xen Xen

Default version status: unknown

  • consult Xen advisory XSA-514unknown

References