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 MS16-054.
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 KB3155544.
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.
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.
For deployment information about this update, see Microsoft Knowledge Base article KB3155544.
This security update replaces previously released security update KB3054841.
Package Name| Package Hash SHA 1| Package Hash SHA 2
oart2010-kb3101520-fullfile-x64-glb.exe| CE4D2FE73532FFEE35E2770581F3F546F5CE79B1| 0392EA85A773944DEC3B38029F6ECBDA29967DC1B7F69F83C3258686843A8E20
oart2010-kb3101520-fullfile-x86-glb.exe| E358B798383829FF3189D2D3A853797A16B5E38E| 081B63C3D76E85B5D7B14C5D7AE6CA5E6047C837B8A233A178F4D68FE2592E5C
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
oart.dll| oart.dll| 14.0.7169.5000| 20,551,888| 20-Apr-2016| 07:28
For all supported x64-based versions of Office 2010File identifier| File name| File version| File size| Date| Time
oart.dll| oart.dll| 14.0.7169.5000| 29,840,584| 20-Apr-2016| 07:27
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