CVE-2008-1943: Xensource Xen

Low severity, CVSS 2.1. EPSS: 0.5% chance of exploitation in the next 30 days.

Buffer overflow in the backend of XenSource Xen Para Virtualized Frame Buffer (PVFB) 3.0 through 3.1.2 allows local users to cause a denial of service (crash) and possibly execute arbitrary code via a crafted description of a shared framebuffer.

Affected products

• Xensource Xen: version 3.0 only; version 3.0.2 only; version 3.0.3 only; version 3.0.4 only; version 3.1.2 only

Published 2008-05-14. Last modified 2026-06-16.