wifi: wlcore: Fix a locking bug
Summary
| CVE | CVE-2026-23420 |
|---|---|
| State | PUBLISHED |
| Assigner | Linux |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-04-03 14:16:28 UTC |
| Updated | 2026-04-18 09:16:26 UTC |
| Description | 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. |
Risk And Classification
EPSS: 0.000320000 probability, percentile 0.090980000 (date 2026-04-18)
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Linux | Linux | affected 45aa7f071b06c8481afed4c7b93e07c9584741e8 4ae8faf31b24c78653f4433298ee52813a56967a git | Not specified |
| CNA | Linux | Linux | affected 45aa7f071b06c8481afed4c7b93e07c9584741e8 fc404390a386404cf9822d4091ccae1f61efcbcd git | Not specified |
| CNA | Linux | Linux | affected 45aa7f071b06c8481afed4c7b93e07c9584741e8 7ab511003c5ae3bf5364d7699a2e3ab1db513680 git | Not specified |
| CNA | Linux | Linux | affected 45aa7f071b06c8481afed4c7b93e07c9584741e8 aca4c9e4901b01b8b985993dc7df80bd1d1338bd git | Not specified |
| CNA | Linux | Linux | affected 45aa7f071b06c8481afed4c7b93e07c9584741e8 5feeea59ed142e15c3284d0b1a364c6786bf3487 git | Not specified |
| CNA | Linux | Linux | affected 45aa7f071b06c8481afed4c7b93e07c9584741e8 fcef983ad88832f3aa83491a174c345de57afbbd git | Not specified |
| CNA | Linux | Linux | affected 45aa7f071b06c8481afed4c7b93e07c9584741e8 1a1c28a08d74716f3f8e3a21c86b30d0ff13521a git | Not specified |
| CNA | Linux | Linux | affected 45aa7f071b06c8481afed4c7b93e07c9584741e8 72c6df8f284b3a49812ce2ac136727ace70acc7c git | Not specified |
| CNA | Linux | Linux | affected 4.19 | Not specified |
| CNA | Linux | Linux | unaffected 4.19 semver | Not specified |
| CNA | Linux | Linux | unaffected 5.10.253 5.10.* semver | Not specified |
| CNA | Linux | Linux | unaffected 5.15.203 5.15.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.1.167 6.1.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.6.130 6.6.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.12.77 6.12.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.18.17 6.18.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.19.7 6.19.* semver | Not specified |
| CNA | Linux | Linux | unaffected 7.0 * original_commit_for_fix | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| git.kernel.org/stable/c/7ab511003c5ae3bf5364d7699a2e3ab1db513680 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/5feeea59ed142e15c3284d0b1a364c6786bf3487 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/1a1c28a08d74716f3f8e3a21c86b30d0ff13521a | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/4ae8faf31b24c78653f4433298ee52813a56967a | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/fc404390a386404cf9822d4091ccae1f61efcbcd | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/fcef983ad88832f3aa83491a174c345de57afbbd | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/72c6df8f284b3a49812ce2ac136727ace70acc7c | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/aca4c9e4901b01b8b985993dc7df80bd1d1338bd | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.