QEMU is vulnearble to denial of service. An integer overflow flaw and an out-of-bounds read flaw were found in the way QEMU’s VGA emulator set certain VGA registers while in VBE mode. A privileged guest user could use this flaw to crash the QEMU process instance.
rhn.redhat.com/errata/RHSA-2016-2585.html
rhn.redhat.com/errata/RHSA-2017-0621.html
support.citrix.com/article/CTX212736
www.debian.org/security/2016/dsa-3573
www.openwall.com/lists/oss-security/2016/05/09/4
www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
www.securityfocus.com/bid/90314
www.securitytracker.com/id/1035794
www.ubuntu.com/usn/USN-2974-1
xenbits.xen.org/xsa/advisory-179.html
access.redhat.com/errata/RHSA-2016:2585
access.redhat.com/errata/RHSA-2017:0621
access.redhat.com/security/cve/CVE-2016-3712
access.redhat.com/security/updates/classification/#moderate
bugzilla.redhat.com/show_bug.cgi?id=1281713
bugzilla.redhat.com/show_bug.cgi?id=1292678
bugzilla.redhat.com/show_bug.cgi?id=1294941
bugzilla.redhat.com/show_bug.cgi?id=1297653
bugzilla.redhat.com/show_bug.cgi?id=1300626
bugzilla.redhat.com/show_bug.cgi?id=1318712
bugzilla.redhat.com/show_bug.cgi?id=1320066
bugzilla.redhat.com/show_bug.cgi?id=1333697
bugzilla.redhat.com/show_bug.cgi?id=1346981
bugzilla.redhat.com/show_bug.cgi?id=1356924
bugzilla.redhat.com/show_bug.cgi?id=1361490
bugzilla.redhat.com/show_bug.cgi?id=1392287
bugzilla.redhat.com/show_bug.cgi?id=1392520
bugzilla.redhat.com/show_bug.cgi?id=876993
lists.gnu.org/archive/html/qemu-devel/2016-05/msg01196.html