Microsoft Security Bulletin Summary for December 2011
Published: | Updated:
This bulletin summary lists security bulletins released for December 2011.
With the release of the security bulletins for December 2011, this bulletin summary replaces the bulletin advance notification originally issued December 28, 2011. For more information about the bulletin advance notification service, see Microsoft Security Bulletin Advance Notification.
For information about how to receive automatic notifications whenever Microsoft security bulletins are issued, visit Microsoft Technical Security Notifications.
Microsoft is hosting a webcast to address customer questions on these bulletins on December 14, 2011, at 11:00 AM Pacific Time (US & Canada). Register now for the December Security Bulletin Webcast. After this date, this webcast is available on-demand. For more information, see Microsoft Security Bulletin Summaries and Webcasts.
Microsoft is hosting a webcast to address customer questions on the out-of-band security bulletin on December 29, 2011, at 1:00 PM Pacific Time (US & Canada). Register now for the December 29, 1:00 PM Security Bulletin Webcast. After this date, this webcast is available on-demand. For more information, see Microsoft Security Bulletin Summaries and Webcasts.
Microsoft also provides information to help customers prioritize monthly security updates with any non-security updates that are being released on the same day as the monthly security updates. Please see the section, Other Information.
Microsoft has released an updated version of the Microsoft Windows Malicious Software Removal Tool on Windows Update, Microsoft Update, Windows Server Update Services, and the Download Center.
For information about non-security releases on Windows Update and Microsoft Update, please see:
- Microsoft Knowledge Base Article 894199: Description of Software Update Services and Windows Server Update Services changes in content. Includes all Windows content.
- Updates from Past Months for Windows Server Update Services. Displays all new, revised, and rereleased updates for Microsoft products other than Microsoft Windows.
To improve security protections for customers, Microsoft provides vulnerability information to major security software providers in advance of each monthly security update release. Security software providers can then use this vulnerability information to provide updated protections to customers via their security software or devices, such as antivirus, network-based intrusion detection systems, or host-based intrusion prevention systems. To determine whether active protections are available from security software providers, please visit the active protections Web sites provided by program partners, listed in Microsoft Active Protections Program (MAPP) Partners.
Update Management Strategies
Security Guidance for Update Management provides additional information about Microsoft’s best-practice recommendations for applying security updates.
Obtaining Other Security Updates
Updates for other security issues are available from the following locations:
- Security updates are available from Microsoft Download Center. You can find them most easily by doing a keyword search for "security update".
- Updates for consumer platforms are available from Microsoft Update.
- You can obtain the security updates offered this month on Windows Update, from Download Center on Security and Critical Releases ISO CD Image files. For more information, see Microsoft Knowledge Base Article 913086.
IT Pro Security Community
Learn to improve security and optimize your IT infrastructure, and participate with other IT Pros on security topics in IT Pro Security Community.
Microsoft thanks the following for working with us to help protect customers:
- Symantec and the Laboratory of Cryptography and System Security (CrySyS) for working with us on an issue described in MS11-087
- Yang Yanbei for reporting an issue described in MS11-088
- Nikita Tarakanov (CISS Research Team) and Alexey Sintsov (Digital Security Research Group), working with TippingPoint's Zero Day Initiative, for reporting an issue described in MS11-089
- An anonymous researcher, working with VeriSign iDefense Labs, for reporting an issue described in MS11-090
- Will Dormann of the CERT/CC for reporting three issues described in MS11-091
- An anonymous researcher, working with VeriSign iDefense Labs, for reporting an issue described in MS11-092
- An anonymous researcher, working with VeriSign iDefense Labs, for reporting an issue described in MS11-093
- Greg MacManus of iSIGHT Partners Labs for reporting an issue described in MS11-094
- An anonymous researcher, working with TippingPoint's Zero Day Initiative, for reporting an issue described in MS11-094
- An anonymous researcher, working with VeriSign iDefense Labs, for reporting an issue described in MS11-096
- Alex Ionescu of Winsider Seminars & Solutions Inc. for reporting an issue described in MS11-097
- Mateusz "j00ru" Jurczyk, working with VeriSign iDefense Labs, for reporting an issue described in MS11-098
- Thomas Stehle for reporting an issue described in MS11-099
- Andy Cooper of the Citrix Security Team for reporting an issue described in MS11-099
- Robert Swiecki of Google Inc. for reporting an issue described in MS11-099
- Yosuke Hasegawa for working with us on an issue described in MS11-099
- Jan Schejbal for working with us on defense-in-depth changes included in MS11-099
- Irene Abezgauz of Seeker for reporting an issue described in MS11-100
- Kestutis Gudinavicius of SEC Consult for reporting an issue described in MS11-100
- Oliver Dewdney of LBi for reporting an issue described in MS11-100
- The affected software listed have been tested to determine which versions are affected. Other versions are past their support life cycle. To determine the support life cycle for your software version, visit Microsoft Support Lifecycle.
- Customers in the U.S. and Canada can receive technical support from Security Support or 1-866-PCSAFETY (1-866-727-2338). There is no charge for support calls that are associated with security updates. For more information about available support options, see Microsoft Help and Support.
- International customers can receive support from their local Microsoft subsidiaries. There is no charge for support that is associated with security updates. For more information about how to contact Microsoft for support issues, visit International Help and Support.
The information provided in the Microsoft Knowledge Base is provided "as is" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.
- V1.0 (December 13, 2011): Bulletin Summary published.
- V1.1 (December 13, 2011): For MS11-099, corrected the severity ratings in the Affected Software table. For MS11-088, corrected the Key Note in the Exploitability Index. These are informational changes only. There were no changes to the security update files or detection logic.
- V2.0 (December 29, 2011): Added Microsoft Security Bulletin MS11-100, Vulnerabilities in .NET Framework Could Allow Elevation of Privilege (2638420). Also added the bulletin webcast link for this out-of-band security bulletin.
- V2.1 (February 22, 2012): For MS11-088, clarified product support status for Microsoft Office Pinyin SimpleFast Style 2010 and Microsoft Office Pinyin New Experience Style 2010. These versions of Microsoft Office Pinyin are no longer supported. See bulletin for details.