CVE-2025-50167: 
vulnerability analysis and mitigation

CVE-2025-50167 is a race condition vulnerability discovered in Windows Hyper-V, disclosed on August 12, 2025. The vulnerability affects multiple versions of Windows operating systems, including Windows Server 2012 through Windows Server 2025, and Windows 10 through Windows 11 versions (NVD).

The vulnerability is characterized as a concurrent execution issue using shared resource with improper synchronization (race condition) in Windows Hyper-V. It has been assigned a CVSS v3.1 base score of 7.0 (HIGH) with the vector string CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H. The vulnerability is associated with two CWE classifications: CWE-362 (Race Condition) and CWE-416 (Use After Free) (NVD).

The vulnerability allows an authorized attacker to elevate privileges locally on affected systems. Given the high CVSS ratings for confidentiality, integrity, and availability (all rated as High), successful exploitation could result in complete compromise of the affected system's security (NVD).

Microsoft has released security updates for all affected versions of Windows, including Windows Server 2012 through 2025, and Windows 10 through Windows 11. System administrators should apply the relevant patches to their systems as specified in Microsoft's security advisory (Microsoft Advisory).