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MS16-112: Description of the security update for Windows lock screen: September 13, 2016

Summary
This security update resolves a vulnerability in Microsoft Windows. The vulnerability could allow elevation of privilege if Windows improperly allows web content to load from the Windows lock screen.

To learn more about the vulnerability, see Microsoft Security Bulletin MS16-112.
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, see Get security updates automatically.

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

Method 2: Microsoft Update Catalog

To get the stand-alone package for this update, go to the Microsoft Update Catalog website.

Method 3: 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 MS16-112 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
File Information

File hash information

Package NamePackage Hash SHA 1Package Hash SHA 2
Windows8.1-KB3178539-x64.msuD5072018AB70A2DDB36A033A051E6D5D2D467C437D1180D6D2956B35A94EAAFE7EDF70C96EDEE9F452F36C95DE940B34DFE0E277
Windows8.1-KB3178539-x86.msu98B6E799E0FAF0920B31959BCFC0092B8B13AC98A718225C4332AF7EF168B6C11D3965A0E97AB5F0D748B099EFD7A8481250CC97

File information

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and times for these files on your local computer are displayed in your local time and with your current daylight saving time (DST) bias. Additionally, the dates and times may change when you perform certain operations on the files.

Windows 8.1 and Windows Server 2012 R2 file information



  • 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
    6.3.920 0.17xxxWindows 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.
Note the MANIFEST files (.manifest) and MUM files (.mum) that are installed are not listed.

For all supported x86-based versions of Windows 8.1

File nameFile versionFile sizeDateTimePlatform
Pnidui.dll6.3.9600.18434574,97606-Aug-201616:00x86
Pnidui.ptxmlNot applicable1,49521-Aug-201323:42Not applicable
Wwanconn.dll8.1.9600.18434373,76006-Aug-201615:59x86
Wwanmm.dll8.1.9600.184341,119,23206-Aug-201616:05x86
Wwanpref.dll8.1.9600.1741541,98429-Oct-201401:38x86
Wwanui.ptxmlNot applicable3,23721-Aug-201323:54Not applicable

For all supported x64-based versions of Windows 8.1 and Windows Server 2012 R2

File nameFile versionFile sizeDateTimePlatform
Pnidui.dll6.3.9600.18434628,22406-Aug-201616:05x64
Pnidui.ptxmlNot Applicable1,49522-Aug-201306:47Not applicable
Wwanconn.dll8.1.9600.18434455,68006-Aug-201616:04x64
Wwanmm.dll8.1.9600.184341,156,60806-Aug-201616:15x64
Wwanpref.dll8.1.9600.1741550,68829-Oct-201402:17x64
Wwanui.ptxmlNot applicable3,23722-Aug-201306:58Not applicable
malicious attacker exploit
Właściwości

Identyfikator artykułu: 3178539 — ostatni przegląd: 09/13/2016 18:47:00 — zmiana: 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

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