SB2024110760 - NULL pointer dereference in Linux kernel mlx5 core driver
Published: November 7, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024110760
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) NULL pointer dereference (CVE-ID: CVE-2024-50147)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the mlx5_cmd_comp_handler(), mlx5_cmd_trigger_completions() and mlx5_cmd_enable() functions in drivers/net/ethernet/mellanox/mlx5/core/cmd.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/d1606090bb294cecb7de3c4ed177f5aa0abd4c4e
- https://git.kernel.org/stable/c/d88564c79d1cedaf2655f12261eca0d2796bde4e
- https://git.kernel.org/stable/c/2feac1e562be0efc621a6722644a90f355d53473
- https://git.kernel.org/stable/c/d62b14045c6511a7b2d4948d1a83a4e592deeb05
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.115
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.59