CVE-2017-15596: Xen

Medium severity, CVSS 6.0. EPSS: 0.4% chance of exploitation in the next 30 days.

An issue was discovered in Xen 4.4.x through 4.9.x allowing ARM guest OS users to cause a denial of service (prevent physical CPU usage) because of lock mishandling upon detection of an add-to-physmap error.

Affected products

• Xen Xen: version 4.4.0 only; version 4.4.1 only; version 4.4.2 only; version 4.4.3 only; version 4.4.4 only; version 4.5.0 only; …

Published 2017-10-18. Last modified 2026-06-17.