SB2024061324 - Improper locking in Linux kernel mlx5 core driver
Published: June 13, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024061324
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper locking (CVE-ID: CVE-2024-35961)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the mlx5_sf_dev_remove() function in drivers/net/ethernet/mellanox/mlx5/core/sf/dev/driver.c, within the mlx5_init_one_devl_locked(), mlx5_init_one(), mlx5_uninit_one(), mlx5_init_one_light(), mlx5_uninit_one_light(), probe_one() and remove_one() functions in drivers/net/ethernet/mellanox/mlx5/core/main.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/8c91c60858473731bcdaf04fda99fcbcf84420d4
- https://git.kernel.org/stable/c/967caa3d37c078e5b95a32094657e6a4cad145f0
- https://git.kernel.org/stable/c/c6e77aa9dd82bc18a89bf49418f8f7e961cfccc8
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.28
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.7