What is CVE-2025-29838?

CVE-2025-29838 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. Windows ExecutionContext Driver Elevation of Privilege Vulnerability

Which CVE IDs does CVE-2025-29838 cover?

CVE-2025-29838 covers the following CVE IDs: CVE-2025-29838. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2025-29838?

CVE-2025-29838 has a CVSS v3 base score of 7.4, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2025-29838?

CVE-2025-29838 affects 4 products, including: Windows 11 Version 24H2 for ARM64-based Systems; Windows 11 Version 24H2 for x64-based Systems; Windows Server 2025; Windows Server 2025 (Server Core installation).

CVE-2025-29838HighCVSS 7.4

Windows ExecutionContext Driver Elevation of Privilege Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

May 31, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2025-29838 →

📋 Description

Null pointer dereference in Windows Drivers allows an unauthorized attacker to elevate privileges locally.

🎯 Affected products4

Windows 11 Version 24H2 for ARM64-based Systems
Windows 11 Version 24H2 for x64-based Systems
Windows Server 2025
Windows Server 2025 (Server Core installation)

✅ Remediation

KB5058411 (Security Update) — fixed build 10.0.26100.4061 KB5058497 (SecurityHotpatchUpdate) — fixed build 10.0.26100.3981

🔗 References (5)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-29838
patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5058411
referencehttps://support.microsoft.com/help/5058411
patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5058497
referencehttps://support.microsoft.com/help/5058497