CVE-2013-2078: Xen

Medium severity, CVSS 4.7. EPSS: 0.4% chance of exploitation in the next 30 days.

Xen 4.0.2 through 4.0.4, 4.1.x, and 4.2.x allows local PV guest users to cause a denial of service (hypervisor crash) via certain bit combinations to the XSETBV instruction.

Affected products

• Xen Xen: version 4.0.2 only; version 4.0.3 only; version 4.0.4 only; version 4.1.0 only; version 4.1.1 only; version 4.1.2 only; …

Published 2013-08-14. Last modified 2026-06-16.