drivers/scsi/qla2xxx/qla_os.c in the Linux kernel 5.2.14 does not check the alloc_workqueue return value, leading to a NULL pointer dereference.
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00010.html
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00035.html
https://lkml.org/lkml/2019/9/9/487
https://security.netapp.com/advisory/ntap-20191004-0001/
https://usn.ubuntu.com/4226-1/
https://usn.ubuntu.com/4227-1/
Source: MITRE
Published: 2019-09-11
Updated: 2020-05-06
Type: CWE-476
Base Score: 4.7
Vector: AV:L/AC:M/Au:N/C:N/I:N/A:C
Impact Score: 6.9
Exploitability Score: 3.4
Severity: MEDIUM
Base Score: 4.1
Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 0.5
Severity: MEDIUM