SPICE allows local guest OS users to read from or write to arbitrary host memory locations via crafted primary surface parameters, a similar issue to CVE-2015-5261.
https://security.gentoo.org/glsa/201606-05
https://bugzilla.redhat.com/show_bug.cgi?id=1313496
https://access.redhat.com/errata/RHSA-2016:1205
https://access.redhat.com/errata/RHSA-2016:1204
http://www.ubuntu.com/usn/USN-3014-1
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
http://www.debian.org/security/2016/dsa-3596
http://lists.opensuse.org/opensuse-updates/2016-07/msg00004.html
http://lists.opensuse.org/opensuse-updates/2016-07/msg00003.html