CVE-2017-15591: Xen

Medium severity, CVSS 6.5. EPSS: 0.3% chance of exploitation in the next 30 days.

An issue was discovered in Xen 4.5.x through 4.9.x allowing attackers (who control a stub domain kernel or tool stack) to cause a denial of service (host OS crash) because of a missing comparison (of range start to range end) within the DMOP map/unmap implementation.

Affected products

• Xen Xen: version 4.5.0 only; version 4.5.1 only; version 4.5.2 only; version 4.5.3 only; version 4.5.5 only; version 4.6.0 only; …

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