SB20250226473 - Improper locking in Linux kernel net bonding driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226473
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) Improper locking (CVE-ID: CVE-2022-49456)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the bond_ethtool_get_ts_info() function in drivers/net/bonding/bond_main.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/1b66a533c47d29b38af8e05fbb53b609a5ba3a4e
- https://git.kernel.org/stable/c/85eed460681da71b359ed906bce4d800081db854
- https://git.kernel.org/stable/c/9b80ccda233fa6c59de411bf889cc4d0e028f2c7
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19