SB2024093053 - NULL pointer dereference in Linux kernel core esw driver
Published: September 30, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024093053
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-2024-46857)
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_eswitch_set_vepa() and mlx5_eswitch_get_vepa() functions in drivers/net/ethernet/mellanox/mlx5/core/esw/legacy.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/52c4beb79e095e0631b5cac46ed48a2aefe51985
- https://git.kernel.org/stable/c/65feee671e37f3b6eda0b6af28f204b5bcf7fa50
- https://git.kernel.org/stable/c/505ae01f75f839b54329164bbfecf24cc1361b31
- https://git.kernel.org/stable/c/b1d305abef4640af1b4f1b4774d513cd81b10cfc
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.111
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.52