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MSRC compact vulnerability detail

CVE-2025-49733 · Win32k Elevation of Privilege Vulnerability

Use after free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.

Severity
Important
Impact
Elevation of Privilege
CVSS
7.8 base · 6.8 temporal
Release
2025-07-08
Signals
Windows Win32K - ICOMP Elevation of Privilege Exploited: No Publicly disclosed: No Exploitability: Exploitation Less Likely
CWE
CWE-416: Use After Free
Patch Diff
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Resolved binary override
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Description
Use after free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.
FAQ / Articles
FAQ
What privileges could be gained by an attacker who successfully exploited the vulnerability? A local, authenticated attacker could gain elevated local system or administrator privileges through a vulnerability in the Win32k.sys driver.
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Use after free in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.
Windows Win32K - ICOMP Elevation of Privilege Vulnerability
Use after free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.