compiled-in ata_piix driver issues with PVonHVM guests

attaching scsi control luns with pvscsi

VUL-0: CVE-2012-3515: xen, qemu, kvm: Qemu VT100 emulation vulnerability (XSA-17)

VUL-0: CVE-2012-3494: xen: hypercall set_debugreg vulnerability (XSA-12)

VUL-0: CVE-2012-3496: xen: XENMEM_populate_physmap DoS vulnerability (XSA-14)

opensuse 12.2 pv guests can not start after installation due to lack of grub2 support in the host

unsupported /var/lock/subsys is still used by xendomains

VUL-1: CVE-2012-2625: xen: pv bootloader doesnt check the size of the bzip2 or lzma compressed kernel, leading to denial of service

VUL-0: CVE-2012-3433: xen: HVM guest destroy p2m teardown host DoS vulnerability

VUL-1: CVE-2012-3432: xen: HVM guest user mode MMIO emulation DoS

VUL-0: CVE-2012-3498: xen: PHYSDEVOP_map_pirq index vulnerability (XSA-16)

VUL-0: CVE-2012-3495: xen: hypercall physdev_get_free_pirq vulnerability (XSA-13)