QwikSec

Security Database

CVE

CWE

Training

CVE Database
/

CVE-2021-47091

Back to search

CVE-2021-47091

Published: Mar 4, 2024

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix locking in ieee80211_start_ap error path We need to hold the local->mtx to release the channel context, as even encoded by the lockdep_assert_held() there. Fix it.

VendorProductVersions

Linux

Linux

affected
295b02c4be74bebf988593b8322369513fcecf68 - < ac61b9c6c0549aaeb98194cf429d93c41bfe5f79
affected
295b02c4be74bebf988593b8322369513fcecf68 - < c1d1ec4db5f7264cfc21993e59e8f2dcecf4b44f
affected
295b02c4be74bebf988593b8322369513fcecf68 - < 87a270625a89fc841f1a7e21aae6176543d8385c

Linux

Linux

affected
5.10
unaffected
0 - < 5.10
unaffected
5.10.89 - <= 5.10.*
unaffected
5.15.12 - <= 5.15.*
unaffected
5.16 - <= *

References

Security Training

Train your team to recognize and prevent security threats with our comprehensive security awareness program.

Start Training

Vulnerability Scanning

Discover vulnerabilities in your applications and infrastructure before attackers do.

Scan Now