CVE-2022-3521: Linux Kernel kcm kcmsock.c kcm_tx_work race condition

Published Oct 16, 2022
·
Updated

A vulnerability has been found in Linux Kernel and classified as problematic. This vulnerability affects the function kcmtxwork of the file net/kcm/kcmsock.c of the component kcm. The manipulation leads to race condition. It is recommended to apply a patch to fix this issue. VDB-211018 is the identifier assigned to this vulnerability.

Affected Software

6 affected componentsFixes available
Linux Linux kernel<5.19
Linux Linux kernel=5.19
Linux Linux kernel=5.19-rc1
Linux Linux kernel=5.19-rc2
Debian Debian Linux=10.0
debian/linux
5.10.223-15.10.234-16.1.129-16.1.135-16.12.25-16.12.27-1

Event History

Oct 16, 2022
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionSeverityWeakness
Jan 12, 2024
Data Sourced
via Launchpad·12:09 AM
Description
Apr 28, 2025
Data Sourced
via Ubuntu·04:47 AM
RemedyDescriptionSeverityAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2022-3521?

CVE-2022-3521 is classified as a problematic vulnerability due to a race condition in the Linux Kernel.

2

How do I fix CVE-2022-3521?

To fix CVE-2022-3521, it is recommended to apply the appropriate patches provided for affected Linux Kernel versions.

3

Which versions of the Linux Kernel are affected by CVE-2022-3521?

CVE-2022-3521 affects several Linux Kernel versions including 5.19 and below, as well as specific Debian kernel versions.

4

What component of the Linux Kernel does CVE-2022-3521 affect?

CVE-2022-3521 affects the kcm function specifically found in net/kcm/kcmsock.c of the Linux Kernel.

5

What kind of vulnerability is CVE-2022-3521?

CVE-2022-3521 is a race condition vulnerability which can lead to unexpected behavior in the Linux Kernel.

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