SB20250422123 - Improper locking in Linux kernel core
Published: April 22, 2025 Updated: May 10, 2025
Security Bulletin ID
SB20250422123
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-2025-22075)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the rtnl_vfinfo_size() function in net/core/rtnetlink.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/0f5489707cf528f9df2f39a3045c1ee713ec90e7
- https://git.kernel.org/stable/c/15f150771e0ec97f8ab1657e7d2568e593c7fa04
- https://git.kernel.org/stable/c/23f00807619d15063d676218f36c5dfeda1eb420
- https://git.kernel.org/stable/c/28b21ee8e8fb326ba961a4bbce04ec04c65e705a
- https://git.kernel.org/stable/c/365c1ae819455561d4746aafabad673e4bcb0163
- https://git.kernel.org/stable/c/5f39454468329bb7fc7fc4895a6ba6ae3b95027e
- https://git.kernel.org/stable/c/5fed5f6de3cf734b231a11775748a6871ee3020f
- https://git.kernel.org/stable/c/bb7bdf636cef74cdd7a7d548bdc7457ae161f617
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.180