An issue was discovered in net/wireless/nl80211.c in the Linux kernel through 5.2.17. It does not check the length of variable elements in a beacon head, leading to a buffer overflow.
https://marc.info/?l=linux-wireless&m=156901391225058&w=2
https://security.netapp.com/advisory/ntap-20191031-0005/
https://seclists.org/bugtraq/2019/Nov/11
https://usn.ubuntu.com/4186-1/
https://usn.ubuntu.com/4183-1/
https://usn.ubuntu.com/4210-1/
https://usn.ubuntu.com/4209-1/
https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html
https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html
Source: MITRE
Published: 2019-09-24
Updated: 2022-11-03
Type: CWE-120
Base Score: 7.5
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Impact Score: 6.4
Exploitability Score: 10
Severity: HIGH
Base Score: 9.8
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 3.9
Severity: CRITICAL