The vmsvga_fifo_run function in hw/display/vmware_vga.c in QEMU allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) via a VGA command.
http://www.openwall.com/lists/oss-security/2016/05/30/2
http://www.securityfocus.com/bid/90928
http://www.ubuntu.com/usn/USN-3047-1
http://www.ubuntu.com/usn/USN-3047-2
https://bugzilla.redhat.com/show_bug.cgi?id=1336650
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg05270.html
Source: MITRE
Published: 2016-06-01
Updated: 2020-05-14
Type: CWE-835
Base Score: 4.9
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C
Impact Score: 6.9
Exploitability Score: 3.9
Severity: MEDIUM
Base Score: 4.4
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 0.8
Severity: MEDIUM