Vulnerability · NVD
CVE-2026-42915
MEDIUM 5.7
Incorrect calculation of buffer size in Windows TCP/IP allows an authorized attacker to deny service over an adjacent network.
Attack vector : Adjacent network
No user interaction
Show raw CVSS vector
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS
0.21%
exploit very unlikely
percentile 43.4%
OS versions that fix this CVE
This CVE is resolved by the following OS security releases. Update the OS to at least the listed version.
- Windows Fixed in Windows Server 2025 (Server Core installation) 10.0.26100.32995 Windows Server 2025 10.0.26100.32995 Windows Server 2022 (Server Core installation) 10.0.20348.5256 Windows Server 2022 10.0.20348.5256 Windows 11 26H1 · 2026-H1 10.0.28000.2269 Windows 11 25H2 · 2025-H2 10.0.26200.8655 Windows 11 24H2 · 2024-H2 10.0.26100.8655 Windows 11 23H2 · 2023-H2 10.0.22631.7219 Windows 10 22H2 · 2022-H2 10.0.19045.7417 Windows 10 21H2 · 2021-H2 10.0.19044.7417