CVE-2023-53639: Linux Kernel

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

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 products

• Linux Linux Kernel: from 3.9, before 4.14.315 (fixed in 4.14.315); from 4.15, before 4.19.283 (fixed in 4.19.283); from 4.20, before 5.4.243 (fixed in 5.4.243); from 5.5, before 5.10.180 (fixed in 5.10.180); from 5.11, before 5.15.111 (fixed in 5.15.111); from 5.16, before 6.1.28 (fixed in 6.1.28); …

Published 2025-10-07. Last modified 2026-06-17.