SB20250502222 - Improper locking in Linux kernel x86 kvm
Published: May 2, 2025 Updated: May 10, 2025
Security Bulletin ID
SB20250502222
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-2025-23141)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the kvm_arch_vcpu_ioctl_get_mpstate() function in arch/x86/kvm/x86.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/0357c8406dfa09430dd9858ebe813feb65524b6e
- https://git.kernel.org/stable/c/592e040572f216d916f465047c8ce4a308fcca44
- https://git.kernel.org/stable/c/7bc5c360375d28ba5ef6298b0d53e735c81d66a1
- https://git.kernel.org/stable/c/8a3df0aa1087a89f5ce55f4aba816bfcb1ecf1be
- https://git.kernel.org/stable/c/ef01cac401f18647d62720cf773d7bb0541827da
- https://git.kernel.org/stable/c/f5cbe725b7477b4cd677be1b86b4e08f90572997
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.12