CVE-2022-50169: Linux Kernel

High severity, CVSS 7.1. EPSS: 0.3% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: wifi: wil6210: debugfs: fix info leak in wil_write_file_wmi() The simple_write_to_buffer() function will succeed if even a single byte is initialized. However, we need to initialize the whole buffer to prevent information leaks. Just use memdup_user().

Affected products

• Linux Linux Kernel: from 3.17, before 4.14.291 (fixed in 4.14.291); from 4.15, before 4.19.256 (fixed in 4.19.256); from 4.20, before 5.4.211 (fixed in 5.4.211); from 5.5, before 5.10.137 (fixed in 5.10.137); from 5.11, before 5.15.61 (fixed in 5.15.61); from 5.16, before 5.18.18 (fixed in 5.18.18); …

Published 2025-06-18. Last modified 2026-06-17.