Secunia Security Advisory – A weakness and some vulnerabilities have been reported in libvirt, 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/92193/sa40758.txt
Source: https://packetstormsecurity.com/files/92193/Secunia-Security-Advisory-40758.html