SB20250226682 - Race condition within a thread in Linux kernel mellanox mlxsw driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226682
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Race condition within a thread (CVE-ID: CVE-2022-49579)
CWE-ID: CWE-366 - Race Condition within a Thread
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to corrupt data.
The vulnerability exists due to a data race within the fib_multipath_hash() function in net/ipv4/route.c, within the mlxsw_sp_mp4_hash_init() function in drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c. A local user can corrupt data.
Remediation
Install update from vendor's website.