---
id: CVE-2023-53639
title: 'wifi: ath6kl: reduce WARN to dev_dbg() in callback'
summary: |-
  In the Linux kernel, the following vulnerability has been resolved:

  wifi: ath6kl: reduce WARN to dev_dbg() in callback

  The warn is triggered on a known race condition, documented in the code above
  the test, that is correctly handled.  …
severity: none
vendor: Linux
product: Linux
affected:
  - >-
    Linux >= de2070fc4aa7c0205348010f500f5abce012e67b <
    f2a429e6da37e32438a9adc250cc176a889c16a4
  - >-
    Linux >= de2070fc4aa7c0205348010f500f5abce012e67b <
    e7865f84adaf75cee1a4bbf79680329eca92b4e1
  - >-
    Linux >= de2070fc4aa7c0205348010f500f5abce012e67b <
    0d1792c98351b7c8ebdc53d052918e77d1e512c3
  - >-
    Linux >= de2070fc4aa7c0205348010f500f5abce012e67b <
    1300517e371e4d0acdb0f1237477e1ed223c3a9a
  - >-
    Linux >= de2070fc4aa7c0205348010f500f5abce012e67b <
    484d95c69fc1143f09e4c2e3b89019d68d190a92
  - >-
    Linux >= de2070fc4aa7c0205348010f500f5abce012e67b <
    644df7e865e76ab7a62c67c25cbbc093c944d0ef
  - >-
    Linux >= de2070fc4aa7c0205348010f500f5abce012e67b <
    6f93154d61b345acbc405c6dee16afb845eb298e
  - >-
    Linux >= de2070fc4aa7c0205348010f500f5abce012e67b <
    cbec770521ebc455c9811a23222faf8911422d4a
  - >-
    Linux >= de2070fc4aa7c0205348010f500f5abce012e67b <
    75c4a8154cb6c7239fb55d5550f481f6765fb83c
  - Linux 3.9
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-11-05T20:26:15.374361Z'
published: '2025-10-07'
updated: '2026-11-05'
sourceUpdated: '2026-11-05T20:31:18.964Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2023-53639'
references:
  - url: 'https://git.kernel.org/stable/c/f2a429e6da37e32438a9adc250cc176a889c16a4'
  - url: 'https://git.kernel.org/stable/c/e7865f84adaf75cee1a4bbf79680329eca92b4e1'
  - url: 'https://git.kernel.org/stable/c/0d1792c98351b7c8ebdc53d052918e77d1e512c3'
  - url: 'https://git.kernel.org/stable/c/1300517e371e4d0acdb0f1237477e1ed223c3a9a'
  - url: 'https://git.kernel.org/stable/c/484d95c69fc1143f09e4c2e3b89019d68d190a92'
  - url: 'https://git.kernel.org/stable/c/644df7e865e76ab7a62c67c25cbbc093c944d0ef'
  - url: 'https://git.kernel.org/stable/c/6f93154d61b345acbc405c6dee16afb845eb298e'
  - url: 'https://git.kernel.org/stable/c/cbec770521ebc455c9811a23222faf8911422d4a'
  - url: 'https://git.kernel.org/stable/c/75c4a8154cb6c7239fb55d5550f481f6765fb83c'
tags:
  - cve.org
epss: 0.00163
epssPercentile: 0.05556
ingestedAt: '2026-11-05T22:38:31.822Z'
---

## Overview

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

wifi: ath6kl: reduce WARN to dev_dbg() in callback

The warn is triggered on a known race condition, documented in the code above
the test, that is correctly handled.  Using WARN() hinders automated testing.
Reducing severity.

## Affected

- `Linux >= de2070fc4aa7c0205348010f500f5abce012e67b < f2a429e6da37e32438a9adc250cc176a889c16a4`
- `Linux >= de2070fc4aa7c0205348010f500f5abce012e67b < e7865f84adaf75cee1a4bbf79680329eca92b4e1`
- `Linux >= de2070fc4aa7c0205348010f500f5abce012e67b < 0d1792c98351b7c8ebdc53d052918e77d1e512c3`
- `Linux >= de2070fc4aa7c0205348010f500f5abce012e67b < 1300517e371e4d0acdb0f1237477e1ed223c3a9a`
- `Linux >= de2070fc4aa7c0205348010f500f5abce012e67b < 484d95c69fc1143f09e4c2e3b89019d68d190a92`
- `Linux >= de2070fc4aa7c0205348010f500f5abce012e67b < 644df7e865e76ab7a62c67c25cbbc093c944d0ef`
- `Linux >= de2070fc4aa7c0205348010f500f5abce012e67b < 6f93154d61b345acbc405c6dee16afb845eb298e`
- `Linux >= de2070fc4aa7c0205348010f500f5abce012e67b < cbec770521ebc455c9811a23222faf8911422d4a`
- `Linux >= de2070fc4aa7c0205348010f500f5abce012e67b < 75c4a8154cb6c7239fb55d5550f481f6765fb83c`
- `Linux 3.9`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.