Privilege Escalation

kernel is vulnerable to privilege escalation. The vulnerability exists as a flaw was found in the Xen PAL emulation on Intel 64 platforms. A guest Hardware-assisted virtual machine HVM could read the arbitrary physical memory of the host system, which could make information available to...

CVE-2012-5514

The guestphysmapmarkpopulateondemand function in Xen 4.2 and earlier does not properly unlock the subject GFNs when checking if they are in use, which allows local guest HVM administrators to cause a denial of service hang via unspecified vectors...

Command injection

The guestphysmapmarkpopulateondemand function in Xen 4.2 and earlier does not properly unlock the subject GFNs when checking if they are in use, which allows local guest HVM administrators to cause a denial of service hang via unspecified vectors...