Description
Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Microsoft Windows 10 Version 1607
10.0.14393.0 to < 10.0.14393.9060affected
Microsoft Windows 10 Version 1809
10.0.17763.0 to < 10.0.17763.8644affected
Microsoft Windows 10 Version 21H2
10.0.19044.0 to < 10.0.19044.7184affected
Microsoft Windows 10 Version 22H2
10.0.19045.0 to < 10.0.19045.7184affected
Microsoft Windows 11 version 23H2
10.0.22631.0 to < 10.0.22631.6936affected
Microsoft Windows 11 Version 23H2
10.0.22631.0 to < 10.0.22631.6936affected
Microsoft Windows 11 Version 24H2
10.0.26100.0 to < 10.0.26100.8246affected
Microsoft Windows 11 Version 25H2
10.0.26200.0 to < 10.0.26200.8246affected
Microsoft Windows 11 version 26H1
10.0.28000.0 to < 10.0.28000.1836affected
Microsoft Windows Server 2012
6.2.9200.0 to < 6.2.9200.26026affected
Microsoft Windows Server 2012 (Server Core installation)
6.2.9200.0 to < 6.2.9200.26026affected
Microsoft Windows Server 2012 R2
6.3.9600.0 to < 6.3.9600.23132affected
Microsoft Windows Server 2012 R2 (Server Core installation)
6.3.9600.0 to < 6.3.9600.23132affected
Microsoft Windows Server 2016
10.0.14393.0 to < 10.0.14393.9060affected
Microsoft Windows Server 2016 (Server Core installation)
10.0.14393.0 to < 10.0.14393.9060affected
Microsoft Windows Server 2019
10.0.17763.0 to < 10.0.17763.8644affected
Microsoft Windows Server 2019 (Server Core installation)
10.0.17763.0 to < 10.0.17763.8644affected
Microsoft Windows Server 2022
10.0.20348.0 to < 10.0.20348.5020affected
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)
10.0.25398.0 to < 10.0.25398.2274affected
Microsoft Windows Server 2025
10.0.26100.0 to < 10.0.26100.32690affected
Microsoft Windows Server 2025 (Server Core installation)
10.0.26100.0 to < 10.0.26100.32690affected