SB20240312311 - Denial of service in Linux kernel mlxsw driver
Published: March 12, 2024 Updated: May 14, 2025
Security Bulletin ID
SB20240312311
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-2024-26595)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error within the spectrum_acl_tcam() function in drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c. A local user can pass specially crafted data to the driver and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/817840d125a370626895df269c50c923b79b0a39
- https://git.kernel.org/stable/c/d0a1efe417c97a1e9b914056ee6b86f1ef75fe1f
- https://git.kernel.org/stable/c/efeb7dfea8ee10cdec11b6b6ba4e405edbe75809
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.120
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8