CVE-2025-27739: Windows Kernel Elevation of Privilege Vulnerability
First published: Tue Apr 08 2025(Updated: )
<p>Untrusted pointer dereference in Windows Kernel allows an authorized attacker to elevate privileges locally.</p>
Credit: secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft Windows Server 2019 | ||
| Windows 11 | =23H2 | |
| Windows 11 | =22H2 | |
| Windows 11 | =24H2 | |
| Windows 11 | =24H2 | |
| Windows 11 | =23H2 | |
| Windows 10 | =22H2 | |
| Windows 10 | =22H2 | |
| Windows 10 | =1809 | |
| Windows 10 | =1809 | |
| Microsoft Windows Server 2025 | ||
| Windows 10 | =21H2 | |
| Microsoft Windows Server 2022 | ||
| Windows 11 | =22H2 | |
| Microsoft Windows Server 2022 23H2 | ||
| Windows 10 | =21H2 | |
| Microsoft Windows Server 2022 | ||
| Windows 10 | =21H2 | |
| Microsoft Windows Server 2019 | ||
| Microsoft Windows Server 2025 | ||
| Windows 10 | =22H2 | |
| =21H2 | ||
| =21H2 | ||
| =21H2 | ||
| =1809 | ||
| =1809 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2025-27739?
CVE-2025-27739 is classified as a critical elevation of privilege vulnerability in the Windows Kernel.
How do I fix CVE-2025-27739?
To fix CVE-2025-27739, apply the latest security patches available from Microsoft for the affected Windows versions.
Which products are affected by CVE-2025-27739?
CVE-2025-27739 affects several Microsoft products including Windows 10, Windows 11, and Windows Server 2019, among others.
Can CVE-2025-27739 be exploited remotely?
CVE-2025-27739 requires local access, meaning an attacker must be physically present to exploit the vulnerability.
What are the potential impacts of CVE-2025-27739?
If exploited, CVE-2025-27739 allows an authorized attacker to gain elevated privileges, potentially leading to unauthorized access and control of the system.
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- canonical/microsoft windows server 2019
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- canonical/windows 10
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