SUSE CVE-2016-3159

The fpufxrstor function in arch/x86/i387.c in Xen 4.x does not properly handle writes to the hardware FSW.ES bit when running on AMD64 processors, which allows local guest OS users to obtain sensitive register content information from another guest by leveraging pending exception and mask bits...

The vulnerability of Xen hypervisors allows a perpetrator to gain access to the protected information contained in the registry.

The vulnerability of the xrstor function arch/x86/xstate.c in the Xen hypervisor is related to deficiencies in access control. Exploiting this vulnerability could allow a local attacker to gain access to the protected information in the register’s contents by utilizing the exception mask bit...

The vulnerability of Xen hypervisors allows a perpetrator to gain access to protected information about the contents of the registry.

The vulnerability of the fpufxrstor function arch/x86/i387.c in the Xen hypervisor is related to access control deficiencies. Exploiting this vulnerability could allow an attacker, operating locally, to gain access to protected information about the contents of registers by using the exception ma...