Heap-based buffer overflow in Cirrus CLGD 54xx VGA Emulator in Quick Emulator (Qemu) 2.8 and earlier allows local guest OS users to execute arbitrary code or cause a denial of service (crash) via vectors related to a VNC client updating its display after a VGA operation.
ubuntu.com/usn/usn-3289-1
www.openwall.com/lists/oss-security/2017/04/21/1
www.securityfocus.com/bid/102129
www.securityfocus.com/bid/97955
access.redhat.com/errata/RHSA-2017:0980
access.redhat.com/errata/RHSA-2017:0981
access.redhat.com/errata/RHSA-2017:0982
access.redhat.com/errata/RHSA-2017:0983
access.redhat.com/errata/RHSA-2017:0984
access.redhat.com/errata/RHSA-2017:0988
access.redhat.com/errata/RHSA-2017:1205
access.redhat.com/errata/RHSA-2017:1206
access.redhat.com/errata/RHSA-2017:1430
access.redhat.com/errata/RHSA-2017:1441
bugzilla.redhat.com/show_bug.cgi?id=1430056
lists.debian.org/debian-lts-announce/2018/09/msg00007.html
security.gentoo.org/glsa/201706-03
support.citrix.com/article/CTX230138