MS16-155: Description of the Security and Quality Rollup for the .NET Framework 4.6.2 for Windows 7 and Windows Server 2008 R2: December 13, 2016

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Summary

This update resolves vulnerabilities in the Microsoft .NET Framework. A security vulnerability exists in the .NET Framework that could allow an attacker to access information at rest that should be defended by cryptographic mechanisms. This update fixes the way that the Framework handles the key and therefore defends the data. To learn more about this vulnerability, see Microsoft Security Bulletin MS16-155.

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Important

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.

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How to obtain and install this 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 get security updates automatically, see Windows Update: FAQ.

Method 2: Microsoft Update Catalog

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

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Update deployment information

For deployment information about this update, see Microsoft Knowledge Base Article 3205640 .

Update removal information

Note We do not recommend that you remove any security update.

To remove this update, use the Programs and Features item in Control Panel.

Update restart information

This update does not require a system restart after you apply it unless files that are being updated are locked or are being used.

Update replacement information

This update does not replace any previously released update.

File information

File hash

NDP46-KB3205379-x64.exe	CE1761769AC6D746E81392374E62FFC7125DABB6	3DDADD50C2C542B092BB6EA69A5CA18A68115EDA1147763A3ADCB36B60CEB0D4
NDP46-KB3205379-x86.exe	3CC28A8988BDA1E6DBD68E968DEC2ECD24195220	78E7ED12B5EFED11B8D0CB95187CB0B10C3FBA7134A2DA0A4F8826F8B5AB590F

File attributes

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

For all supported x86-based versions of systems

File name	File version	File size	Date	Time
System.Data.dll	4.6.1636.0	3,389,616	30-Nov-2016	22:38

For all supported x64-based versions of systems

File name	File version	File size	Date	Time
System.Data.dll	4.6.1636.0	3,454,640	30-Nov-2016	22:58
System.Data.dll	4.6.1636.0	3,389,616	30-Nov-2016	22:38

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

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