7.8
High
CVE-2026-24293 Null pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate…
Description
Null pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Windows 10 Version 21H2 10.0 | 10.0.19044.0 → < 10.0.19044.7058 | 10.0.19044.7058 |
| Windows 10 Version 22H2 10.0 | 10.0.19045.0 → < 10.0.19045.7058 | 10.0.19045.7058 |
| Windows 11 version 22H3 10.0 | 10.0.22631.0 → < 10.0.22631.6783 | 10.0.22631.6783 |
| Windows 11 Version 23H2 10.0 | 10.0.22631.0 → < 10.0.22631.6783 | 10.0.22631.6783 |
| Windows 11 Version 24H2 10.0 | 10.0.26100.0 → < 10.0.26100.8037 | 10.0.26100.8037 |
| Windows 11 Version 25H2 10.0 | 10.0.26200.0 → < 10.0.26200.8037 | 10.0.26200.8037 |
| Windows 11 version 26H1 10.0 | 10.0.28000.0 → < 10.0.28000.1719 | 10.0.28000.1719 |
| Windows Server 2022 10.0 | 10.0.20348.0 → < 10.0.20348.4893 | 10.0.20348.4893 |
| Windows Server 2022, 23H2 Edition (Server Core installation) 10.0 | 10.0.25398.0 → < 10.0.25398.2207 | 10.0.25398.2207 |
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| Product | Affected versions | Fixed in |
|---|---|---|
| Windows Server 2025 10.0 | 10.0.26100.0 → < 10.0.26100.32522 | 10.0.26100.32522 |
| Windows Server 2025 (Server Core installation) 10.0 | 10.0.26100.0 → < 10.0.26100.32522 | 10.0.26100.32522 |
References
Timeline
- Published
- Last modified
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