high7.8
CVE-2025-59242
Heap-based buffer overflow in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
Impact
Heap-based buffer overflow in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | Windows 10 1507 | before 10.0.10240.21161 |
| Microsoft | Windows 10 1607 | before 10.0.14393.8519 |
| Microsoft | Windows 10 1809 | before 10.0.17763.7919 |
| Microsoft | Windows 10 21h2 | before 10.0.19044.6456 |
| Microsoft | Windows 10 22h2 | before 10.0.19045.6456 |
| Microsoft | Windows 11 22h2 | before 10.0.22621.6060 |
| Microsoft | Windows 11 23h2 | through 10.0.22631.6060 |
| Microsoft | Windows 11 24h2 | before 10.0.26100.6899 |
| Microsoft | Windows 11 25h2 | before 10.0.26200.6899 |
| Microsoft | Windows Server 2008 | All versions Version r2 |
| Microsoft | Windows Server 2012 | All versions Version r2 |
| Microsoft | Windows Server 2016 | through 10.0.14393.8519 |