SB20250502213 - Improper locking in Linux kernel microchip lan966x driver



SB20250502213 - Improper locking in Linux kernel microchip lan966x driver

Published: May 2, 2025 Updated: May 10, 2025

Security Bulletin ID SB20250502213
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Improper locking (CVE-ID: CVE-2022-49805)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper locking within the lan966x_stats_init() function in drivers/net/ethernet/microchip/lan966x/lan966x_ethtool.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.