Advisory Published

ZDI-25-234: Microsoft Windows dxkrnl Untrusted Pointer Dereference Local Privilege Escalation Vulnerability

First published: Wed Apr 09 2025(Updated: )

This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 8.8. The following CVEs are assigned: CVE-2025-29812.

Affected SoftwareAffected VersionHow to fix
Microsoft Windows Operating System

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Frequently Asked Questions

  • What is the severity of ZDI-25-234?

    The severity of ZDI-25-234 is determined by its CVSS rating, which indicates a significant risk for privilege escalation on affected Windows installations.

  • How do I fix ZDI-25-234?

    To fix ZDI-25-234, apply the latest security updates provided by Microsoft for your Windows operating system.

  • Who is affected by ZDI-25-234?

    ZDI-25-234 affects local users of Microsoft Windows who can execute low-privileged code.

  • What type of vulnerability is ZDI-25-234?

    ZDI-25-234 is a privilege escalation vulnerability that allows a local attacker to gain higher permissions.

  • What steps can be taken to mitigate ZDI-25-234?

    To mitigate ZDI-25-234, ensure that your system is regularly updated and monitor access permissions to limit unauthorized code execution.

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