CVE-2022-49012: afs: Fix server->active leak in afs_put_server

Published Oct 21, 2024
·
Updated

In the Linux kernel, the following vulnerability has been resolved:

afs: Fix server->active leak in afsputserver

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

Can't purge s=00000001

Affected Software

8 affected components
Linux Linux kernel>=6.0<6.0.12
Linux Linux kernel=6.1-rc1
Linux Linux kernel=6.1-rc2
Linux Linux kernel=6.1-rc3
Linux Linux kernel=6.1-rc4
Linux Linux kernel=6.1-rc5
Linux Linux kernel=6.1-rc6
Linux Linux kernel=6.1-rc7

Event History

Oct 21, 2024
CVE Published
via MITRE·08:06 PM
Data Sourced
via MITRE·08:06 PM
Description
Data Sourced
via NVD·08:15 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2022-49012?

CVE-2022-49012 is classified as a medium-severity vulnerability due to its potential to cause service disruptions.

2

How do I fix CVE-2022-49012?

To fix CVE-2022-49012, update the Linux kernel to a version that has addressed the vulnerability, specifically versions after 6.0.12 or 6.1-rc7.

3

What systems are affected by CVE-2022-49012?

CVE-2022-49012 affects the Linux kernel versions between 6.0 and 6.1-rc7.

4

What is the impact of CVE-2022-49012?

The impact of CVE-2022-49012 includes possible resource leaks that may lead to service inefficiency or inability to unload modules.

5

When was CVE-2022-49012 published?

CVE-2022-49012 was published in late 2022, following the identification and remediation of the vulnerability.

Contact

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