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CVE-2018-8639

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CVE-2018-8639

Published: Dec 12, 2018

Modified: Oct 21, 2025

PUBLISHED

Description

An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka "Win32k Elevation of Privilege Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2019, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8641.

VendorProductVersions

Microsoft

Windows 7

affected
32-bit Systems Service Pack 1
affected
x64-based Systems Service Pack 1

Microsoft

Windows Server 2012 R2

affected
(Server Core installation)

Microsoft

Windows RT 8.1

affected
Windows RT 8.1

Microsoft

Windows Server 2008

affected
32-bit Systems Service Pack 2
affected
32-bit Systems Service Pack 2 (Server Core installation)
affected
Itanium-Based Systems Service Pack 2
affected
x64-based Systems Service Pack 2
affected
x64-based Systems Service Pack 2 (Server Core installation)

Microsoft

Windows Server 2019

affected
(Server Core installation)

Microsoft

Windows Server 2012

affected
(Server Core installation)

Microsoft

Windows 8.1

affected
32-bit systems
affected
x64-based systems

Microsoft

Windows Server 2016

affected
(Server Core installation)

Microsoft

Windows Server 2008 R2

affected
Itanium-Based Systems Service Pack 1
affected
x64-based Systems Service Pack 1
affected
x64-based Systems Service Pack 1 (Server Core installation)

Microsoft

Windows 10

affected
32-bit Systems
affected
Version 1607 for 32-bit Systems
affected
Version 1607 for x64-based Systems
affected
Version 1703 for 32-bit Systems
affected
Version 1703 for x64-based Systems

+10 more versions

Microsoft

Windows 10 Servers

affected
version 1709 (Server Core Installation)
affected
version 1803 (Server Core Installation)

References

106093
vdb-entry
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