CVE-2026-23420 PUBLISHED

wifi: wlcore: Fix a locking bug

Assigner: Linux
Reserved: 13.01.2026 Published: 03.04.2026 Updated: 03.04.2026

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

wifi: wlcore: Fix a locking bug

Make sure that wl->mutex is locked before it is unlocked. This has been detected by the Clang thread-safety analyzer.

Vendor	Linux
Product	Linux
Versions	Default: unaffected affected from 45aa7f071b06c8481afed4c7b93e07c9584741e8 to 7ab511003c5ae3bf5364d7699a2e3ab1db513680 (excl.) affected from 45aa7f071b06c8481afed4c7b93e07c9584741e8 to aca4c9e4901b01b8b985993dc7df80bd1d1338bd (excl.) affected from 45aa7f071b06c8481afed4c7b93e07c9584741e8 to 5feeea59ed142e15c3284d0b1a364c6786bf3487 (excl.) affected from 45aa7f071b06c8481afed4c7b93e07c9584741e8 to fcef983ad88832f3aa83491a174c345de57afbbd (excl.) affected from 45aa7f071b06c8481afed4c7b93e07c9584741e8 to 1a1c28a08d74716f3f8e3a21c86b30d0ff13521a (excl.) affected from 45aa7f071b06c8481afed4c7b93e07c9584741e8 to 72c6df8f284b3a49812ce2ac136727ace70acc7c (excl.)

Vendor	Linux
Product	Linux
Versions	Default: affected Version 4.19 is affected unaffected from 0 to 4.19 (excl.) unaffected from 6.1.167 to 6.1.* (incl.) unaffected from 6.6.130 to 6.6.* (incl.) unaffected from 6.12.77 to 6.12.* (incl.) unaffected from 6.18.17 to 6.18.* (incl.) unaffected from 6.19.7 to 6.19.* (incl.) unaffected from 7.0-rc3 to * (incl.)