In the Linux kernel before 4.13.5, a local user could create keyrings for other users via keyctl commands, setting unwanted defaults or causing a denial of service.
http://www.securityfocus.com/bid/104254
https://bugzilla.redhat.com/show_bug.cgi?id=1580979
https://bugzilla.redhat.com/show_bug.cgi?id=1856774#c11
https://bugzilla.redhat.com/show_bug.cgi?id=1856774#c9
https://github.com/torvalds/linux/commit/237bbd29f7a049d310d907f4b2716a7feef9abf3
https://support.f5.com/csp/article/K37301725
https://usn.ubuntu.com/3754-1/
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.5
Source: MITRE
Published: 2018-05-18
Updated: 2020-08-14
Type: NVD-CWE-noinfo
Base Score: 3.6
Vector: AV:L/AC:L/Au:N/C:N/I:P/A:P
Impact Score: 4.9
Exploitability Score: 3.9
Severity: LOW
Base Score: 7.1
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Impact Score: 5.2
Exploitability Score: 1.8
Severity: HIGH