SB2024061323 - Improper locking in Linux kernel core en driver
Published: June 13, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024061323
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-2024-35959)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the mlx5e_priv_cleanup() function in drivers/net/ethernet/mellanox/mlx5/core/en_main.c, within the mlx5e_selq_init() and mlx5e_selq_cleanup() functions in drivers/net/ethernet/mellanox/mlx5/core/en/selq.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/ad26f26abd353113dea4e8d5ebadccdab9b61e76
- https://git.kernel.org/stable/c/f9ac93b6f3de34aa0bb983b9be4f69ca50fc70f3
- https://git.kernel.org/stable/c/6bd77865fda662913dcb5722a66a773840370aa7
- https://git.kernel.org/stable/c/ecb829459a841198e142f72fadab56424ae96519
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.87
- 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