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CVE PROGRAM SOURCE RECORD8.1 High

CVE-2025-29828

Windows Schannel Remote Code Execution Vulnerability

Description

Missing release of memory after effective lifetime in Windows Cryptographic Services allows an unauthorized attacker to execute code over a network.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Microsoft Windows 11 version 22H2

  • 10.0.22621.0 to < 10.0.22621.5472affected

Microsoft Windows 11 version 22H3

  • 10.0.22631.0 to < 10.0.22631.5472affected

Microsoft Windows 11 Version 23H2

  • 10.0.22631.0 to < 10.0.22631.5472affected

Microsoft Windows 11 Version 24H2

  • 10.0.26100.0 to < 10.0.26100.4349affected

Microsoft Windows Server 2022

  • 10.0.20348.0 to < 10.0.20348.3807affected

Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)

  • 10.0.25398.0 to < 10.0.25398.1665affected

Microsoft Windows Server 2025

  • 10.0.26100.0 to < 10.0.26100.4349affected

Microsoft Windows Server 2025 (Server Core installation)

  • 10.0.26100.0 to < 10.0.26100.4349affected

References