An out of memory bounds write flaw (1 or 2 bytes of memory) in the Linux kernel NFS subsystem was found in the way users use mirroring (replication of files with NFS). A user, having access to the NFS mount, could potentially use this flaw to crash the system or escalate privileges on the system.
https://bugzilla.redhat.com/show_bug.cgi?id=2034342
https://lore.kernel.org/lkml/[email protected]/
Source: MITRE
Published: 2022-03-25
Updated: 2023-01-17
Type: CWE-119
Base Score: 7.4
Vector: AV:A/AC:M/Au:S/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 4.4
Severity: HIGH
Base Score: 8
Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 2.1
Severity: HIGH