MS16-121: Description of the security update for Office 2010: October 11, 2016

Summary

This security update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a user opens a specially crafted Office file. To learn more about these vulnerabilities, see Microsoft Security Bulletin MS16-121.

Note To apply this security update, you must have the release version of Service Pack 2 for Office 2010 installed on the computer.

For a complete list of affected versions of Microsoft Office software, see Microsoft Knowledge Base article 3194063.

How to get and install the update

Method 1: Microsoft Update

This update is available from Microsoft 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 the “Turn on automatic updating in Control Panel” section of this Safety & Security Center article.

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

• Download the security update KB3118311 for the 32-bit version of Office 2010
• Download the security update KB3118311 for the 64-bit version of Office 2010

More Information

Security update deployment information

For deployment information about this update, see Microsoft Knowledge Base article 3194063.

Security update replacement information

This security update replaces previously released security update KB3115468.

File hash information

Package name	Package hash SHA 1	Package hash SHA 2
kb24286772010-kb3118311-fullfile-x64-glb.exe	DA2A1CC1DD2B1DCC720013ED243A9B65A86F1141	A0CDE1A3F3A843C551BD5575BCB4672746C19DFD08E6B72CC16533492EF57A8C
kb24286772010-kb3118311-fullfile-x86-glb.exe	8D0378C0884421B4759601BBFCBBFCA98571340F	67EB544D5C689ABC3380E5C9A0D4C3A940EE9343643E6A0278E0A62FB18A59FA

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File information

The English version of this security update has the file attributes (or later file attributes) that are listed in the following table.

For all supported x86-based versions of Office 2010File identifier	File name	File version	File size	Date	Time
wwlibcxm.dll	wwlibcxm.dll	14.0.7174.5001	19,045,560	23-Sep-2016	02:49
For all supported x64-based versions of Office 2010File identifier	File name	File version	File size	Date	Time
—	—	—	—	—	—
wwlibcxm.dll	wwlibcxm.dll	14.0.7174.5001	24,535,232	23-Sep-2016	02:46

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How to get 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