CVE-2007-6416: Xen

Medium severity, CVSS 4.6. EPSS: 0.4% chance of exploitation in the next 30 days.

The copy_to_user function in the PAL emulation functionality for Xen 3.1.2 and earlier, when running on ia64 systems, allows HVM guest users to access arbitrary physical memory by triggering certain mapping operations.

Affected products

• Xen Xen: version 3.1.2 only

Published 2007-12-17. Last modified 2026-06-16.