CVE-2024-38253HighCVSS 7.8

Windows Win32 Kernel Subsystem Elevation of Privilege Vulnerability

Published
May 31, 2026
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2024-38253 →

📋 Description

Windows 11, version 24H2 is not generally available yet. Why are there updates for this version of Windows listed in the Security Updates table? The new Copilot+ devices that are now publicly available come with Windows 11, version 24H2 installed. Customers with these devices need to know about any vulnerabilities that affect their machine and to install the updates if they are not receiving automatic updates. Note that the general availability date for Windows 11, version 24H2 is scheduled for later this year.

What privileges could be gained by an attacker who successfully exploited this vulnerability? An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.

🎯 Affected products9

  • Windows 11 Version 22H2 for ARM64-based Systems
  • Windows 11 Version 22H2 for x64-based Systems
  • Windows 11 Version 23H2 for ARM64-based Systems
  • Windows 11 Version 23H2 for x64-based Systems
  • Windows 11 Version 24H2 for ARM64-based Systems
  • Windows 11 Version 24H2 for x64-based Systems
  • Windows 11 version 21H2 for ARM64-based Systems
  • Windows 11 version 21H2 for x64-based Systems
  • Windows Server 2022, 23H2 Edition (Server Core installation)

✅ Remediation

KB5043067 (Security Update) — fixed build 10.0.22000.3197 KB5043076 (Security Update) — fixed build 10.0.22621.4169 KB5043076 (Security Update) — fixed build 10.0.22631.4169 KB5043055 (Security Update) — fixed build 10.0.25398.1128 KB5043080 (Security Update) — fixed build 10.0.26100.1742

🔗 References (9)