Secunia Security Advisory – Fedora has issued an update for xen. This fixes some vulnerabilities, which can be exploited by malicious, local users to bypass certain security restrictions and gain escalated privileges.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/59820/sa27072.txt
Source: https://packetstormsecurity.com/files/59820/Secunia-Security-Advisory-27072.html