LOW
Quick Emulator (aka QEMU), when built with the Cirrus CLGD 54xx VGA Emulator support, allows local guest OS privileged users to cause a denial of service (out-of-bounds access and QEMU process crash) by leveraging incorrect region calculation when updating VGA display.
http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.html
http://www.openwall.com/lists/oss-security/2018/03/09/1
http://www.securityfocus.com/bid/103350
https://access.redhat.com/errata/RHSA-2018:1369
https://access.redhat.com/errata/RHSA-2018:1416
https://access.redhat.com/errata/RHSA-2018:2162
https://bugzilla.redhat.com/show_bug.cgi?id=1553402
https://lists.nongnu.org/archive/html/qemu-devel/2018-03/msg02174.html
Source: MITRE
Published: 2018-03-12
Updated: 2019-03-29
Type: CWE-125
Base Score: 2.1
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 3.9
Severity: LOW
Base Score: 5.5
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 1.8
Severity: MEDIUM