Secunia Security Advisory - Fedora has issued an update for xen. This fixes multiple vulnerabilities, which can be exploited by malicious, local users to disclose potentially sensitive information, cause a DoS (Denial of Service), and gain escalated privileges.
4b2ec4a4513c0405aa71d087deaad0ee479fa8fb637f1807ab4ad4c34e52d8c2