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MS16-034: Description of the security update for Windows kernel-mode drivers: March 8, 2016

Summary
This security update resolves vulnerabilities in Microsoft Windows. The vulnerabilities could allow elevation of privilege if an attacker logs on to the system and runs a specially crafted application.

To learn more about the vulnerability, see Microsoft Security Bulletin MS16-034.
More information
Important
  • All future security and non-security updates for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 require update 2919355 to be installed. We recommend that you install update 2919355 on your Windows RT 8.1-based, Windows 8.1-based, or Windows Server 2012 R2-based computer so that you receive future updates.
  • If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you need before you install this update. For more information, see Add language packs to Windows.
How to obtain and install the update

Method 1: Windows Update

This update is available through Windows Update. When you turn on automatic updating, this update will be downloaded and installed automatically. For more information about how to turn on automatic updating, seeGet security updates automatically.

Note For Windows RT 8.1, this update is available through Windows Update only.

Method 2: Microsoft Download Center

You can obtain the stand-alone update package through the Microsoft Download Center. Follow the installation instructions on the download page to install the update.

Click the download link in Microsoft Security Bulletin MS16-034 that corresponds to the version of Windows that you are running.
More information

How to obtain help and support for this security update

Help for installing updates: Support for Microsoft Update

Security solutions for IT professionals: TechNet Security Troubleshooting and Support

Help for protecting your Windows-based computer from viruses and malware: Virus Solution and Security Center

Local support according to your country: International Support
malicious attacker exploit
File Information

File hash information

File nameSHA1 hashSHA256 hash
Windows6.0-KB3139852-ia64.msu858D90C3EE79BE8B7A4CF18AC79BB69502343E7AF324AA37EFC662B0D5029C26FCFBF7A08EA94C1B98029EB2832E960D9DE57192
Windows6.0-KB3139852-x64.msu042DF5B8ECE11C45309D4B75CBD761ACDDACC8E0C9B50811F7DC5E334AA9D776E2D7629D3C99C3291B24C9EB1CD907CE89854773
Windows6.0-KB3139852-x86.msu88B1AF07681A3E26F5F76F626BC3A367558ADABC137ACFFBEB9DBA811164DF630D86FE8DE5DEE81C69B9AB6C9E26756EA9CCE0FC
Windows6.1-KB3139852-ia64.msu37E212F55FCDEA01F44289BBD694397375C07958352912B4324B4F45631245FB60AABB5128BE1A78C9B8898A9DEDAD45016F50BC
Windows6.1-KB3139852-x64.msu357208C86C8AA137F9FF26DC221AA06309070F3640E7F61282C26CBC4CA49D23E632FBA2558E52A5D967A06DCFFB58E09BC76C25
Windows6.1-KB3139852-x86.msu88338BCF98A63FE1C69CDFD5A561ADFCAFC31D86562A524D798206DB63BBDEE3A98E73779CD85BC112DA7B96048A5729EA62F2DD
Windows8.1-KB3139852-arm.msuBCB4A3DA157E23F1D6EBA426A594A2429FD16399BB3A1CA44F18986428D6F17F66C6071D1BAC47BAB6EF7FDDB1F903EAFE8785C0
Windows8.1-KB3139852-x64.msuDDFC4CE185D4637E755989776A29FF307DA8B3A62D638DCFBAE4623D0D982A54124A514A32CFBE7472FCADE3ED1B2500255A5FAE
Windows8.1-KB3139852-x86.msuEFD6A09928A2DF7D584963332E58E237481CA839A0A96D93E0970476C5951B6A26FA2A67DB079D0315547CEAC07F7FBD5638968E
Windows8-RT-KB3139852-x64.msu49F8BC77C94F6EFFD4CC28DF6692424B5B799A030F19770ADF537767C11724F1E4111094400DB036D9FB13F5153D5E43CF21724D

File information

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables.

Windows 8.1, Windows RT 8.1 and Windows Server 2012 R2 file information

Notes
  • The files that apply to a specific product, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:
    VersionProductMilestoneService branch
    6.3.960 0.17 xxxWindows RT 8.1, Windows 8.1, and Windows Server 2012 R2RTMGDR
  • GDR service branches contain only those fixes that are widely released to address widespread, critical issues. LDR service branches contain hotfixes in addition to widely released fixes.
  • The MANIFEST files (.manifest) and MUM files (.mum) that are installed are not listed.
For all supported x86-based versions
File nameFile versionFile sizeDateTimePlatform
Win32k.ptxmlNot applicable4,21321-Aug-201323:39Not applicable
Win32k.sys6.3.9600.182283,515,39204-Feb-201617:43x86
For all supported ARM-based versions
File nameFile versionFile sizeDateTimePlatform
Win32k.ptxmlNot applicable4,21321-Aug-201323:33Not applicable
Win32k.sys6.3.9600.182283,089,40804-Feb-201617:06Not applicable
For all supported x64-based versions
File nameFile versionFile sizeDateTimePlatform
Win32k.ptxmlNot applicable4,21322-Aug-201306:44Not applicable
Win32k.sys6.3.9600.182284,174,33604-Feb-201618:18x64
Wow64_win32k.ptxmlNot applicable4,21321-Aug-201323:39Not applicable

Windows 7 and Windows Server 2008 R2 file information

Notes
  • The files that apply to a specific product, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:
    Version Product Milestone Service branch
    6.1.760 1.18xxxWindows 7 or Windows Server 2008 R2 SP1GDR
    6.1.760 1.23 xxxWindows 7 or Windows Server 2008 R2 SP1 LDR
  • GDR service branches contain only those fixes that are widely released to address widespread, critical issues. LDR service branches contain hotfixes in addition to widely released fixes.
  • The MANIFEST files (.manifest) and MUM files (.mum) that are installed are not listed.
For all supported x86-based versions
File nameFile versionFile sizeDateTimePlatform
Win32k.sys6.1.7601.191452,387,45604-Feb-201617:46x86
Win32k.sys6.1.7601.233462,395,64805-Feb-201621:44x86
For all supported x64-based versions
File nameFile versionFile sizeDateTimePlatform
Win32k.sys6.1.7601.191453,211,26404-Feb-201617:52x64
Win32k.sys6.1.7601.233463,214,84805-Feb-201622:00x64
For all supported ia64-based versions
File nameFile versionFile sizeDateTimePlatform
Win32k.sys6.1.7601.191457,502,33604-Feb-201617:16IA-64
Win32k.sys6.1.7601.233467,508,99205-Feb-201621:17IA-64

Windows Vista and Windows Server 2008 file information

Notes
  • The files that apply to a specific product, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:
    Version Product Milestone Service branch
    6.0.600 2.19xxxWindows Vista or Windows Server 2008SP2GDR
    6.0.600 2.23xxxWindows Vista or Windows Server 2008SP2LDR
  • GDR service branches contain only those fixes that are widely released to address widespread, critical issues. LDR service branches contain hotfixes in addition to widely released fixes.
  • The MANIFEST files (.manifest) and MUM files (.mum) that are installed are not listed.
For all supported x86-based versions
File nameFile versionFile sizeDateTimePlatform
Win32k.sys6.0.6002.195972,068,99204-Feb-201615:25x86
Win32k.sys6.0.6002.239082,076,67204-Feb-201615:20x86
For all supported ia64-based versions
File nameFile versionFile sizeDateTimePlatform
Win32k.sys6.0.6002.195976,697,98404-Feb-201615:28IA-64
Win32k.sys6.0.6002.239086,707,71204-Feb-201615:24IA-64
For all supported x64-based versions
File nameFile versionFile sizeDateTimePlatform
Win32k.sys6.0.6002.195972,799,61604-Feb-201615:37x64
Win32k.sys6.0.6002.239082,802,17604-Feb-201615:49x64

Windows Server 2012 file information

Notes
  • The files that apply to a specific product, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:
    Version Product Milestone Service branch
    6.2.920 0.17xxxWindows Server 2012RTMGDR
    6.2.920 0.21xxxWindows Server 2012RTMLDR
  • GDR service branches contain only those fixes that are widely released to address widespread, critical issues. LDR service branches contain hotfixes in addition to widely released fixes.
  • The MANIFEST files (.manifest) and MUM files (.mum) that are installed are not listed.
For all supported x64-based versions
File nameFile versionFile sizeDateTimePlatform
Win32k.ptxmlNot applicable4,17211-Oct-201200:37Not applicable
Win32k.sys6.2.9200.176474,064,25604-Feb-201620:03x64
Win32k.ptxmlNot applicable4,17225-Jul-201220:29Not applicable
Win32k.sys6.2.9200.217664,061,69604-Feb-201619:37x64
Wow64_win32k.ptxmlNot applicable4,17212-Feb-201300:14Not applicable
Wow64_win32k.ptxmlNot applicable4,17212-Feb-201300:09Not applicable
Properties

Article ID: 3139852 - Last Review: 03/08/2016 18:58:00 - Revision: 1.0

Windows Server 2012 R2 Datacenter, Windows Server 2012 R2 Standard, Windows Server 2012 R2 Essentials, Windows Server 2012 R2 Foundation, Windows 8.1 Enterprise, Windows 8.1 Pro, Windows 8.1, Windows RT 8.1, Windows Server 2012 Datacenter, Windows Server 2012 Standard, Windows Server 2012 Essentials, Windows Server 2012 Foundation, Windows Server 2008 R2 Service Pack 1, Windows 7 Service Pack 1, Windows Server 2008 Service Pack 2, Windows Vista Service Pack 2

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