hw/sparc64/sun4u.c in QEMU 3.1.50 is vulnerable to a NULL pointer dereference, which allows the attacker to cause a denial of service via a device driver.
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00000.html
http://www.securityfocus.com/bid/108024
https://fakhrizulkifli.github.io/posts/2019/01/03/CVE-2019-5008/
https://git.qemu.org/?p=qemu.git;a=history;f=hw/sparc64/sun4u.c;hb=HEAD
Source: MITRE
Published: 2019-04-19
Updated: 2019-05-14
Type: CWE-476
Base Score: 5
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 10
Severity: MEDIUM
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 3.9
Severity: HIGH