CVE-2025-24044HighCVSS 7.8

Windows Win32 Kernel Subsystem Elevation of Privilege Vulnerability

Published
July 11, 2026
Last Modified
—

🔗 CVE IDs covered (1)

📋 Description

Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

🎯 Affected products31

  • Windows 10 Version 1607 for 32-bit Systems
  • Windows 10 Version 1607 for x64-based Systems
  • Windows 10 Version 1809 for 32-bit Systems
  • Windows 10 Version 1809 for x64-based Systems
  • Windows 10 Version 21H2 for 32-bit Systems
  • Windows 10 Version 21H2 for ARM64-based Systems
  • Windows 10 Version 21H2 for x64-based Systems
  • Windows 10 Version 22H2 for 32-bit Systems
  • Windows 10 Version 22H2 for ARM64-based Systems
  • Windows 10 Version 22H2 for x64-based Systems
  • Windows 10 for 32-bit Systems
  • Windows 10 for x64-based Systems
  • 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 Server 2012
  • Windows Server 2012 (Server Core installation)
  • Windows Server 2012 R2
  • Windows Server 2012 R2 (Server Core installation)
  • Windows Server 2016
  • Windows Server 2016 (Server Core installation)
  • Windows Server 2019
  • Windows Server 2019 (Server Core installation)
  • Windows Server 2022
  • Windows Server 2022 (Server Core installation)
  • Windows Server 2022, 23H2 Edition (Server Core installation)
  • Windows Server 2025
  • +1 more not shown

✅ Remediation

KB5053596 (Security Update) — fixed build 10.0.17763.7009 KB5053603 (Security Update) — fixed build 10.0.20348.3328 KB5053638 (SecurityHotpatchUpdate) — fixed build 10.0.20348.3270 KB5053606 (Security Update) — fixed build 10.0.19044.5608 KB5053602 (Security Update) — fixed build 10.0.22621.5039 KB5053606 (Security Update) — fixed build 10.0.19045.5608 KB5053598 (Security Update) — fixed build 10.0.26100.3476 KB5053636 (SecurityHotpatchUpdate) — fixed build 10.0.26100.3403 KB5053602 (Security Update) — fixed build 10.0.22631.5039 KB5053599 (Security Update) — fixed build 10.0.25398.1486 KB5053618 (Security Update) — fixed build 10.0.10240.20947 KB5053594 (Security Update) — fixed build 10.0.14393.7876 KB5053886 (Monthly Rollup) — fixed build 6.2.9200.25368 KB5053887 (Monthly Rollup) — fixed build 6.3.9600.22470

🔗 References (23)