vulnerability

Microsoft Windows: CVE-2025-53134: Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Severity
7
CVSS
(AV:L/AC:M/Au:S/C:C/I:C/A:C)
Published
Aug 12, 2025
Added
Aug 12, 2025
Modified
Oct 14, 2025

Description

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

Solutions

microsoft-windows-windows_10-1507-kb5063889microsoft-windows-windows_10-1607-kb5063871microsoft-windows-windows_10-1809-kb5063877microsoft-windows-windows_10-21h2-kb5063709microsoft-windows-windows_10-22h2-kb5063709microsoft-windows-windows_11-22h2-kb5063875microsoft-windows-windows_11-23h2-kb5063875microsoft-windows-windows_11-24h2-kb5063878microsoft-windows-windows_server_2012-kb5063906microsoft-windows-windows_server_2012_r2-kb5063950microsoft-windows-windows_server_2016-1607-kb5063871microsoft-windows-windows_server_2019-1809-kb5063877microsoft-windows-windows_server_2022-21h2-kb5063880microsoft-windows-windows_server_2022-22h2-kb5063880microsoft-windows-windows_server_2022-23h2-kb5063899microsoft-windows-windows_server_2025-24h2-kb5063878

References

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