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xen: information leak/corruption

Package(s):xen CVE #(s):CVE-2016-7777
Created:October 14, 2016 Updated:November 3, 2016
Description: From the CVE entry:

Xen 4.7.x and earlier does not properly honor CR0.TS and CR0.EM, which allows local x86 HVM guest OS users to read or modify FPU, MMX, or XMM register state information belonging to arbitrary tasks on the guest by modifying an instruction while the hypervisor is preparing to emulate it.

Alerts:
Gentoo 201611-09 xen 2016-11-15
Debian-LTS DLA-699-1 xen 2016-11-03
Fedora FEDORA-2016-689f240960 xen 2016-10-14
Fedora FEDORA-2016-4c407cd849 xen 2016-10-13
Mageia MGASA-2017-0012 xen 2017-01-09
openSUSE openSUSE-SU-2017:0008-1 xen 2017-01-02
openSUSE openSUSE-SU-2017:0007-1 xen 2017-01-02
SUSE SUSE-SU-2016:3273-1 xen 2016-12-27
SUSE SUSE-SU-2016:3174-1 xen 2016-12-16
SUSE SUSE-SU-2016:3156-1 xen 2016-12-14
openSUSE openSUSE-SU-2016:3134-1 xen 2016-12-14
SUSE SUSE-SU-2016:3083-1 xen 2016-12-12
SUSE SUSE-SU-2016:3067-1 xen 2016-12-09
SUSE SUSE-SU-2016:3044-1 xen 2016-12-07
Debian DSA-3729-1 xen 2016-12-07

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