SB20251216187 - Resource management error in Linux kernel kernel fpu
Published: December 16, 2025
Security Bulletin ID
SB20251216187
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) Resource management error (CVE-ID: CVE-2025-68171)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the fpu__clear_user_states() function in arch/x86/kernel/fpu/core.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/1811c610653c0cd21cc9add14595b7cffaeca511
- https://git.kernel.org/stable/c/388eff894d6bc5f921e9bfff0e4b0ab2684a96e9
- https://git.kernel.org/stable/c/3f735419c4b43cde42e6d408db39137b82474e31
- https://git.kernel.org/stable/c/5b2619b488f1d08b960c43c6468dd0759e8b3035
- https://git.kernel.org/stable/c/eefbfb722042fc9210d2e0ac2b063fd1abf51895