SB2024062088 - Improper locking in Linux kernel mlx5 core driver 

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Main Vulnerability Database SB2024062088

SB2024062088 - Improper locking in Linux kernel mlx5 core driver

Published: June 20, 2024 Updated: May 13, 2025

Security Bulletin ID SB2024062088
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-2024-38557)

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

The vulnerability exists due to improper locking within the enable_mpesw() and mlx5_lag_add_devices() functions in drivers/net/ethernet/mellanox/mlx5/core/lag/mpesw.c, within the mlx5_disable_lag() and mlx5_do_bond() functions in drivers/net/ethernet/mellanox/mlx5/core/lag/lag.c, within the esw_offloads_cleanup(), mlx5_esw_offloads_rep_load(), esw_destroy_offloads_acl_tables() and mlx5_eswitch_reload_reps() functions in drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.

References