Summary
Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited — Exploitation More Likely. Customer action: Required.
Details
What privileges could be gained by an attacker who successfully exploited this vulnerability?
An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.
Security updates
10.0.17763.7009 — https://support.microsoft.com/help/5053596
10.0.20348.3328 — https://support.microsoft.com/help/5053603
10.0.20348.3270 — https://support.microsoft.com/help/5053638
10.0.19044.5608 — https://support.microsoft.com/help/5053606
10.0.22621.5039 — https://support.microsoft.com/help/5053602
10.0.26100.3476 — https://support.microsoft.com/help/5053598
10.0.26100.3403 — https://support.microsoft.com/help/5053636
10.0.25398.1486 — https://support.microsoft.com/help/5053599
10.0.10240.20947 — https://support.microsoft.com/help/5053618
10.0.14393.7876 — https://support.microsoft.com/help/5053594
6.2.9200.25368 — https://support.microsoft.com/help/5053886
6.3.9600.22470 — https://support.microsoft.com/help/5053887
Vulnerabilities 1
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High 7.8
Windows Win32 Kernel Subsystem Elevation of Privilege Vulnerability
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
Revision history
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#2
Added an acknowledgement. This is an informational change only.
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#1
Information published.
References
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CVE-2025-24044 Windows Win32 Kernel Subsystem Elevation of Privilege Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-24044
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Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
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Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
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Common Vulnerability Scoring System
https://www.first.org/cvss