CVE-2025-29838
highpriority · track · 28EPSS 0.004 · 33 %ileDEEUNLRUUSEPSS · scored 2026-10-27
Null pointer dereference in Windows Drivers allows an unauthorized attacker to elevate privileges locally.
remediations
Vendor fix, mitigation, or workaround guidance, as published by each source.
A vendor fix is available.
- FixedWindows 11 Version 24H2 for ARM64-based Systemsmsrc_csaf
10.0.26100.4061:Security Update:https://support.microsoft.com/help/5058411
https://support.microsoft.com/help/5058411 - FixedWindows 11 Version 24H2 for x64-based Systemsmsrc_csaf
10.0.26100.4061:Security Update:https://support.microsoft.com/help/5058411
https://support.microsoft.com/help/5058411 - FixedWindows Server 2025msrc_csaf
10.0.26100.4061:Security Update:https://support.microsoft.com/help/5058411
https://support.microsoft.com/help/5058411 - FixedWindows Server 2025 (Server Core installation)msrc_csaf
10.0.26100.4061:Security Update:https://support.microsoft.com/help/5058411
https://support.microsoft.com/help/5058411
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.4–7.4
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (86)
Products and version ranges known to be affected.
- Microsoft Windows 10 HLK Version 22H2all versionscert_bundDEcpe:/o:microsoft:windows_10:hlk_version_22h2
- Microsoft Windows 10 HLK version 20H2all versionscert_bundDEcpe:/o:microsoft:windows_10:hlk_version_20h2
- Microsoft Windows 10 HLK version 21H1all versionscert_bundDEcpe:/o:microsoft:windows_10:hlk_version_21h1
- Microsoft Windows 10 HLK version 21H2all versionscert_bundDEcpe:/o:microsoft:windows_10:hlk_version_21h2
- Microsoft Windows 10 Windows HLK for version 2004all versionscert_bundDEcpe:/o:microsoft:windows_10:windows_hlk_for_version_2004
- Microsoft Windows 11 Windows Terminalall versionscert_bundDEcpe:/o:microsoft:windows_11:windows_terminal
- Microsoft Windows App Client for Desktopall versionscert_bundDEcpe:/o:microsoft:windows:app_client_for_desktop
- Microsoft Windows Remote Desktop Clientall versionscert_bundDEcpe:/o:microsoft:windows:remote_desktop_client_for_desktop
- Microsoft Windows Server 2008 R2 SP1all versionscert_bundDEcpe:/o:microsoft:windows_server:2008_r2_sp1
advisories (3)
Vendor and ecosystem advisories describing this.
- NCSC-2025-0159Kwetsbaarheden verholpen in Microsoft WindowsNL2025-05-13csaf · ncsc_nlNL
Microsoft heeft kwetsbaarheden verholpen in Windows.
- WID-SEC-W-2025-1050Microsoft Windows Server: Mehrere Schwachstellen ermöglichen PrivilegieneskalationDeutsch2025-05-13csaf · cert_bundDE
Ein entfernter, anonymer Angreifer, oder lokaler Angreifer, oder ein Angreifer aus einem angrenzenden Netzwerk kann mehrere Schwachstellen in Microsoft Windows Server, Microsoft Windows Server 2012, Microsoft Windows Server 2012 R2, Microsoft Windows 10, Microsoft Windows Server 2016, Microsoft Windows Server 2019, Microsoft Windows, Microsoft Windows Server 2022 und Microsoft Windows 11 ausnutzen, um einen Denial-of-Service auszulösen, Informationen offenzulegen, beliebigen Programmcode auszuführen oder seine Privilegien zu erweitern.
- msrc_CVE-2025-29838Windows ExecutionContext Driver Elevation of Privilege Vulnerability2025-05-13csaf · msrc_csafUS
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (3)
External citations — patches, advisories, analysis.
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