SUSE CVE-2016-2270

Xen 4.6.x and earlier allows local guest administrators to cause a denial of service host reboot via vectors related to multiple mappings of MMIO pages with different cachability settings...

The vulnerability of Xen hypervisors, which allows a malicious actor to trigger a service failure

The vulnerability of Xen hypervisors exists due to insufficient checking of input data. Exploiting this vulnerability can allow a local attacker to trigger a service failure host reboot by manipulating numerous MMIO pages with various cache settings...