Xen 4.0.2 through 4.0.4, 4.1.x, and 4.2.x allows local PV guest users to cause a denial of service (hypervisor crash) via certain bit combinations to the XSETBV instruction.
openSUSE 12.2 Update openSUSE 12.3 Update SUSE Linux Enterprise Desktop 11 SP2 SUSE Linux Enterprise Desktop 11 SP3 SUSE Linux Enterprise Desktop 11 SP4 SUSE Linux Enterprise Server 11 SP2 SUSE Linux Enterprise Server 11 SP2 for VMware SUSE Linux Enterprise Server 11 SP3 SUSE Linux Enterprise Server 11 SP4 SUSE Linux Enterprise Server for SAP Applications 11 SP2 SUSE Linux Enterprise Server for SAP Applications 11 SP4 SUSE Linux Enterprise Server for VMWare 11 SP2 SUSE Linux Enterprise Software Development Kit 11 SP2 SUSE Linux Enterprise Software Development Kit 11 SP3 SUSE Linux Enterprise Software Development Kit 11 SP4