Secunia Security Advisory – Fedora has issued an update for libvirt. This fixes a weakness and some vulnerabilities, which can be exploited by malicious, local users in a guest system to bypass certain security restrictions.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/92231/sa40778.txt
Source: https://packetstormsecurity.com/files/92231/Secunia-Security-Advisory-40778.html