SB2024042335 - Denial of service in Linux kernel mlxsw driver
Published: April 23, 2024
Security Bulletin ID
SB2024042335
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) Out-of-bounds write (CVE-ID: CVE-2024-26586)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error within the mlxsw_sp_acl_tcam_init() function in drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c. A local user can trigger stack corruption and crash the kernel.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/56750ea5d15426b5f307554e7699e8b5f76c3182
- https://git.kernel.org/stable/c/348112522a35527c5bcba933b9fefb40a4f44f15
- https://git.kernel.org/stable/c/2f5e1565740490706332c06f36211d4ce0f88e62
- https://git.kernel.org/stable/c/a361c2c1da5dbb13ca67601cf961ab3ad68af383
- https://git.kernel.org/stable/c/483ae90d8f976f8339cf81066312e1329f2d3706
- https://git.kernel.org/stable/c/6fd24675188d354b1cad47462969afa2ab09d819