Summary
This security update resolves vulnerabilities in Windows. The most severe of the vulnerabilities could allow remote code execution if an attacker convinces a user to open a specially crafted document or to go to an untrusted webpage that contains embedded fonts.
To learn more about the vulnerability, see Microsoft Security Bulletin MS15-115.
More Information
Important
- All future security and nonsecurity 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.
More information about this security update
The following articles contain additional information about this security update as it relates to individual product versions. The articles may contain known issue information.
3097877 MS15-115: Description of the security update for Windows: November 10, 2015
Note This security update was rereleased on November 11, 2015, for Windows 7 and Windows Server 2008 R2 to resolve the following issues:
- Resolves crashing that occurred in all supported versions of Microsoft Outlook when users were reading certain emails.
- Resolves problems that occurred while users were logging on to the system. For example, after a user restarted the computer and then pressed Ctrl+Alt+Delete at the logon screen, the screen flashed and then went black. The user was then unable to continue. There may be other, similar logon issues that are related to this issue.
If you cannot log on to your Windows 7-based computer because of this issue, we recommend that you uninstall security update 3097877 and then install all the latest updates from Windows Update. KB 3097877 provides ways to uninstall the update.
3101746 MS15-115: Description of the security update for Windows: November 10, 2015
3105213 Cumulative update for Windows 10: November 10, 2015
3105211 Cumulative update for Windows 10 Version 1511: November 10, 2015
How to get 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 and Windows RT 8.1, this update is available through Windows Update only.
Method 2: 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.
Click the download link in Microsoft Security Bulletin MS15-115 that corresponds to the version of Windows that you are running.
More Information
Security update deployment information
Windows Vista (all editions)Reference Table
The following table contains the security update information for this software.
| Security update file names | For all supported 32-bit editions of Windows Vista: Windows6.0-KB3097877-x86.msu Windows6.0-KB3101746-x86.msu |
|---|---|
| For all supported x64-based editions of Windows Vista: Windows6.0-KB3097877-x64.msu Windows6.0-KB3101746-x64.msu |
|
| Installation switches | See Microsoft Knowledge Base Article 934307 |
| Restart requirement | A system restart is required after you apply this security update. |
| Removal information | WUSA.exe does not support uninstall of updates. To uninstall an update installed by WUSA, click Control Panel, and then click Security. Under Windows Update, click View installed updates, and select from the list of updates. |
| File information | See Microsoft Knowledge Base Article 3097877 See Microsoft Knowledge Base Article 3101746 |
| Registry key verification | Note A registry key does not exist to validate the presence of this update. |
Windows Server 2008 (all editions)Reference Table
The following table contains the security update information for this software.
| Security update file names | For all supported 32-bit editions of Windows Server 2008: Windows6.0-KB3097877-x86.msu Windows6.0-KB3101746-x86.msu |
|---|---|
| For all supported x64-based editions of Windows Server 2008: Windows6.0-KB3097877-x64.msu Windows6.0-KB3101746-x64.msu |
|
| For all supported Itanium-based editions of Windows Server 2008: Windows6.0-KB3097877-ia64.msu Windows6.0-KB3101746-ia64.msu |
|
| Installation switches | See Microsoft Knowledge Base Article 934307 |
| Restart requirement | A system restart is required after you apply this security update. |
| Removal information | WUSA.exe does not support uninstall of updates. To uninstall an update installed by WUSA, click Control Panel, and then click Security. Under Windows Update, click View installed updates, and select from the list of updates. |
| File information | See Microsoft Knowledge Base Article 3097877 See Microsoft Knowledge Base Article 3101746 |
| Registry key verification | Note A registry key does not exist to validate the presence of this update. |
Windows 7 (all editions)Reference Table
The following table contains the security update information for this software.
| Security update file name | For all supported 32-bit editions of Windows 7: Windows6.1-KB3097877-x86.msu Windows6.1-KB3101746-x86.msu |
|---|---|
| For all supported x64-based editions of Windows 7: Windows6.1-KB3097877-x64.msu Windows6.1-KB3101746-x64.msu |
|
| Installation switches | See Microsoft Knowledge Base Article 934307 |
| Restart requirement | A system restart is required after you apply this security update. |
| Removal information | To uninstall an update installed by WUSA, use the /Uninstall setup switch or click Control Panel, click System and Security, and then under Windows Update, click View installed updates, and select from the list of updates. |
| File information | See Microsoft Knowledge Base Article 3097877 See Microsoft Knowledge Base Article 3101746 |
| Registry key verification | Note A registry key does not exist to validate the presence of this update. |
Windows Server 2008 R2 (all editions)Reference Table
The following table contains the security update information for this software.
| Security update file name | For all supported x64-based editions of Windows Server 2008 R2: Windows6.1-KB3097877-x64.msu Windows6.1-KB3101746-x64.msu |
|---|---|
| For all supported Itanium-based editions of Windows Server 2008 R2: Windows6.1-KB3097877-ia64.msu Windows6.1-KB3101746-ia64.msu |
|
| Installation switches | See Microsoft Knowledge Base Article 934307 |
| Restart requirement | A system restart is required after you apply this security update. |
| Removal information | To uninstall an update installed by WUSA, use the /Uninstall setup switch or click Control Panel, click System and Security, and then under Windows Update, click View installed updates, and select from the list of updates. |
| File information | See Microsoft Knowledge Base Article 3097877 See Microsoft Knowledge Base Article 3101746 |
| Registry key verification | Note A registry key does not exist to validate the presence of this update. |
Windows 8 and Windows 8.1 (all editions)Reference Table
The following table contains the security update information for this software.
| Security update file name | For all supported 32-bit editions of Windows 8: Windows8-RT-KB3097877-x86.msu Windows8-RT-KB3101746-x86.msu |
|---|---|
| For all supported x64-based editions of Windows 8: Windows8-RT-KB3097877-x64.msu Windows8-RT-KB3101746-x64.msu |
|
| For all supported 32-bit editions of Windows 8.1: Windows8.1-KB3097877-x86.msu Windows8.1-KB3101746-x86.msu |
|
| For all supported x64-based editions of Windows 8.1: Windows8.1-KB3097877-x64.msu Windows8.1-KB3101746-x64.msu |
|
| Installation switches | See Microsoft Knowledge Base Article 934307 |
| Restart requirement | A system restart is required after you apply this security update. |
| Removal information | To uninstall an update installed by WUSA, use the /Uninstall setup switch or click Control Panel, click System and Security, click Windows Update, and then under See also, click Installed updates and select from the list of updates. |
| File information | See Microsoft Knowledge Base Article 3097877 See Microsoft Knowledge Base Article 3101746 |
| Registry key verification | Note A registry key does not exist to validate the presence of this update. |
Windows Server 2012 and Windows Server 2012 R2 (all editions)Reference Table
The following table contains the security update information for this software.
| Security update file name | For all supported editions of Windows Server 2012: Windows8-RT-KB3097877-x64.msu Windows8-RT-KB3101746-x64.msu |
|---|---|
| For all supported editions of Windows Server 2012 R2: Windows8.1-KB3097877-x64.msu Windows8.1-KB3101746-x64.msu |
|
| Installation switches | See Microsoft Knowledge Base Article 934307 |
| Restart requirement | A system restart is required after you apply this security update. |
| Removal information | To uninstall an update installed by WUSA, use the /Uninstall setup switch or click Control Panel, click System and Security, click Windows Update, and then under See also, click Installed updates and select from the list of updates. |
| File information | See Microsoft Knowledge Base Article 3097877 See Microsoft Knowledge Base Article 3101746 |
| Registry key verification | Note A registry key does not exist to validate the presence of this update. |
Windows RT and Windows RT 8.1 (all editions)Reference Table
The following table contains the security update information for this software.
| Deployment | These updates are available via Windows Update only. |
|---|---|
| Restart Requirement | A system restart is required after you apply this security update. |
| Removal Information | Click Control Panel, click System and Security, click Windows Update, and then under See also, click Installed updates and select from the list of updates. |
| File Information | See Microsoft Knowledge Base Article 3097877 See Microsoft Knowledge Base Article 3101746 |
Windows 10 (all editions)Reference Table
The following table contains the security update information for this software.
| Security update file name | For all supported 32-bit editions of Windows 10: Windows10.0-KB3105213-x86.msu |
|---|---|
| For all supported x64-based editions of Windows 10: Windows10.0-KB3105213-x64.msu |
|
| For all supported 32-bit editions of Windows 10 Version 1511: Windows10.0-KB3105211-x86.msu |
|
| For all supported x64-based editions of Windows 10 Version 1511: Windows10.0-KB3105211-x64.msu |
|
| Installation switches | See Microsoft Knowledge Base Article 934307 |
| Restart requirement | A system restart is required after you apply this security update. |
| Removal information | To uninstall an update installed by WUSA, use the /Uninstall setup switch or click Control Panel, click System and Security, click Windows Update, and then under See also, click Installed updates and select from the list of updates. |
| File information | See Microsoft Knowledge Base Article 3105213 See Microsoft Knowledge Base Article 3105211 |
| Registry key verification | Note A registry key does not exist to validate the presence of this update. |
File hash information
| Package Name | Package Hash SHA 1 | Package Hash SHA 2 |
|---|---|---|
| Windows6.0-KB3101746-ia64.msu | 77C06D8223FA31556FB662A99F2A6CA93F7468A2 | 5E1C75C5104C7C775E95EDFCF5D4496D657B3F135C75D3C1D123FDD1F8B47961 |
| Windows6.0-KB3101746-x64.msu | BD847847276CD286FEF6910886D8CFD791EBE875 | C0C7781125EE8E814EC7B3EAC1022E8FAEAE6A13E73EAEBCEE5A683FC8AC0E1A |
| Windows6.0-KB3101746-x86.msu | 2B9FA873CEE179A5DC793B5D035E554ADB5D1189 | 8D1D33FFC9D4279E915E4441468562D1CCD04BB0055E9447AD665A0D93C56EBE |
| Windows6.1-KB3097877-ia64.msu | 96F13C7CFF546C9AD18D15337E0071BC2BDA57A3 | 2A7789142C34B9FAA81F4F7789D634AF4CA88DC8A06BE6693D66C0D08D2859C9 |
| Windows6.1-KB3097877-x64.msu | 2B6133381E9668BABAA92D5F6DFC21EED74264C3 | 912384A98CB81CDA6FC85CB892B7198F8079766D20E35C308BEF8546DAAAD269 |
| Windows6.1-KB3097877-x86.msu | D1E87B12BF81F6C5E34B1654906EF878EC456A9D | ED5E507BF101F06B50B73F0753CCA52FFE8226E1476A207805CA2C83DB258146 |
| Windows8.1-KB3101746-arm.msu | E75DF3DB8A76C55475B42936A86FCA3978290946 | BA78B31BCF2DB4F0959D3C96DF1F3E8EB90832BBD99791E9ABCEAF8ACDC5C5F1 |
| Windows8.1-KB3101746-x64.msu | 185499C2BD878854A4944FC43F66A2068D8C2BCB | 0474440D1E1807A74C6605DCFE47AFBA4EC38F7B6911046CB14086198D35ADFC |
| Windows8.1-KB3101746-x86.msu | 899F9CD746720CA080F9E4FFDB7B8E00947327F9 | 2A73562162DFDE1516489D40E9A45CB6EB193B14FEA27FB766803750346071E6 |
| Windows8-RT-KB3101746-arm.msu | 4C156F90382FC41667D87A836B64A8AD4906A17B | 0D570D1863C75B5423DC2AA378E339F0A2C3EE4E9E65A134C3A20B2AF52E36E6 |
| Windows8-RT-KB3101746-x64.msu | 7FB82FC393465D0B6139268BEFCA14687583788C | 9A571AC2A765742F064BF1625BA679B6C778A62A18F12A6071D3E2D5650D86C2 |
| Windows8-RT-KB3101746-x86.msu | BFBC230D49F184E196144DCDB0D93EE6C241997F | 8DAEE22651F2EC5AD7D7A6B269B61F654F8D304AB33802BC171751AF0AE24CE5 |
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