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Vulnerability record · CVE-2022-3521 · published 16 October 2022

CVE-2022-3521: Linux kernel race condition vulnerability

Linux · Linux Kernel

A vulnerability has been found in Linux Kernel and classified as problematic. This vulnerability affects the function kcm_tx_work 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.

2.5 CVSS 3.1 Low EPSS 0.23% · top 87.3% CWE-362 · Race condition
2.5CVSS 3.1 base score
0.23%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
8References
17 Jun 2026Last modified by NVD

Description

A vulnerability has been found in Linux Kernel and classified as problematic. This vulnerability affects the function kcm_tx_work 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.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ec7eede369fe5b0d085ac51fdbb95184f87bfc6c Mailing ListPatch
https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html Mailing ListThird Party Advisory
https://vuldb.com/?id.211018 Permissions RequiredThird Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ec7eede369fe5b0d085ac51fdbb95184f87bfc6c Mailing ListPatch
https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html Mailing ListThird Party Advisory
https://vuldb.com/?id.211018 Permissions RequiredThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2022-3521), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.