QEMU is vulnerable to out-of-bounds reads vulnerability. This occurs when built with the Cirrus CLGD 54xx VGA Emulator support. Local guest OS privileged users could cause denial of service conditions by leveraging incorrect region calculation when updating VGA display which leads to an application crash.
lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.html
www.openwall.com/lists/oss-security/2018/03/09/1
www.securityfocus.com/bid/103350
access.redhat.com/errata/RHSA-2018:1369
access.redhat.com/errata/RHSA-2018:1416
access.redhat.com/errata/RHSA-2018:2162
access.redhat.com/security/updates/classification/#moderate
bugzilla.redhat.com/show_bug.cgi?id=1553402
bugzilla.redhat.com/show_bug.cgi?id=1555213
bugzilla.redhat.com/show_bug.cgi?id=1566369
bugzilla.redhat.com/show_bug.cgi?id=1566586
bugzilla.redhat.com/show_bug.cgi?id=1566587
lists.nongnu.org/archive/html/qemu-devel/2018-03/msg02174.html
usn.ubuntu.com/3649-1/