Summary
This security update resolves a vulnerability in Microsoft Windows. The vulnerability could allow remote code execution if an attacker successfully convinces a user to browse to a specially crafted website that accepts user-provided online content, or convinces a user to open specially crafted content. An attacker who successfully exploits this vulnerability could gain the same user rights as the current user. Users whose accounts are configured to have fewer user rights on the system could be less impacted than those who operate with administrative user rights. Microsoft Security Bulletin MS16-057.
To learn more about the vulnerability, seeMore Information
Important
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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.
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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.
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.Microsoft Security Bulletin MS16-057 that corresponds to the version of Windows that you are running.
Click the download link inMore Information
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 name |
SHA1 hash |
SHA256 hash |
---|---|---|
Windows8.1-KB3156059-x86.msu |
3715F1C1361377332038B0981E2612F3D04E846A |
46AAD8229975FA87331569F24CAEE23508BCE33B982536271F86982AEA8CB5F4 |
Windows8.1-KB3156059-x64.msu |
23F332F9C78AAAC223B862F58871BDAB244CFDE8 |
24269341D501648C0FDEB444547ACE412B1DB30FF1040A182E51B6D085A620B8 |
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 and Windows Server 2012 R2 file information
Notes
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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
6.3.960 0.17 xxx
Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2
RTM
GDR
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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.
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The MANIFEST files (.manifest) and MUM files (.mum) that are installed are not listed.
For all supported x86-based versions
File name |
File version |
File size |
Date |
Time |
Platform |
---|---|---|---|---|---|
Windows.ui.dll |
6.3.9600.18302 |
375,296 |
09-Apr-2016 |
21:50 |
x86 |
For all supported x64-based versions
File name |
File version |
File size |
Date |
Time |
Platform |
---|---|---|---|---|---|
Windows.ui.dll |
6.3.9600.18302 |
534,016 |
09-Apr-2016 |
21:58 |
x64 |
Windows.ui.dll |
6.3.9600.18302 |
375,296 |
09-Apr-2016 |
21:50 |
x86 |