CVE-2015-4105: Xen

Medium severity, CVSS 4.9. EPSS: 0.5% chance of exploitation in the next 30 days.

Xen 3.3.x through 4.5.x enables logging for PCI MSI-X pass-through error messages, which allows local x86 HVM guests to cause a denial of service (host disk consumption) via certain invalid operations.

Affected products

• Xen Xen: version 3.3.0 only; version 3.3.1 only; version 3.3.2 only; version 3.4.0 only; version 3.4.1 only; version 3.4.2 only; …

Published 2015-06-03. Last modified 2026-06-17.