SB20250422120 - Improper locking in Linux kernel
Published: April 22, 2025 Updated: May 10, 2025
Security Bulletin ID
SB20250422120
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-2025-22111)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the sock_write_iter(), brioctl_set(), br_ioctl_call(), sock_ioctl() and compat_sock_ioctl_trans() functions in net/socket.c, within the dev_ifsioc() and dev_ioctl() functions in net/core/dev_ioctl.c, within the old_deviceless() and br_ioctl_stub() functions in net/bridge/br_ioctl.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.