CVE-2022-49012 Information

Description

In the Linux kernel the following vulnerability has been resolved:

afs: Fix server->active leak in afs_put_server

The atomic_read was accidentally replaced with atomic_inc_return which prevents the server from getting cleaned up and causes rmmod to hang with a warning:

Can't purge s=00000001

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Reference

https://git.kernel.org/stable/c/c5078548c29c735f71b05053659c0cb294e738ad https://git.kernel.org/stable/c/ef4d3ea40565a781c25847e9cb96c1bd9f462bc6

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5