CVE-2015-7814: Xen

Medium severity, CVSS 4.7. EPSS: 0.3% chance of exploitation in the next 30 days.

Race condition in the relinquish_memory function in arch/arm/domain.c in Xen 4.6.x and earlier allows local domains with partial management control to cause a denial of service (host crash) via vectors involving the destruction of a domain and using XENMEM_decrease_reservation to reduce the memory of the domain.

Affected products

• Xen Xen: up to and including 4.6.0

Published 2015-10-30. Last modified 2026-06-17.