INTRODUCTION
Microsoft has released security bulletin MS13-057. To view the complete security bulletin, visit one of the following Microsoft websites:
- 
              Home users: http://www.microsoft.com/security/pc-security/updates.aspxSkip the details: Download the updates for your home computer or laptop from the Microsoft Update website now: 
- 
              IT professionals: 
How to obtain help and support for this security update
Help installing updates:Support for Microsoft UpdateSecurity solutions for IT professionals:TechNet Security Troubleshooting and SupportHelp protect your Windows-based computer from viruses and malware: Virus Solution and Security CenterLocal support according to your country:International Support
More Information
Known issues with this security update
- 
                  Users of Windows XP SP3 may experience problems where WMV files that are protected by digital rights management (DRM) do not play. As a workaround, we recommend that users install Windows Media Player 11 to eliminate this problem. 
- 
                  Windows Update will not offer this security update to Windows RT-based computers until update 2808380 is installed. For more information, click the following article number to view the article in the Microsoft Knowledge Base: 2808380 Windows RT-based device cannot download software updates or Windows Store apps 
- 
                  August 13, 2013:Â This update was re-released to resolve the following issue for Windows 7 and Windows Server 2008 R2.August 27, 2013:Â This update was re-released to resolve the following issue for Windows XP SP3, Windows Server 2003 SP2, Windows Vista SP2, and Windows Server 2008 SP2.If you use some of the following software, you might have experienced issues after you installed the initial release version of this security update. In some cases, WMV video files might have failed to successfully encode or decode. Once you apply this re-released security update, this issue is resolved. - 
                      Adobe After Effects 
- 
                      Adobe Photoshop 
- 
                      Adobe Prelude 
- 
                      Adobe Premiere Elements 
- 
                      Adobe Premiere Pro 
- 
                      Camtasia Studio 
- 
                      Dragon Quest X 
- 
                      Final Fantasy XIV: A Realm Reborn 
- 
                      Kandoukantan! Photomovie 
- 
                      Rome Total War 
- 
                      Rome Total War: Barbarian Invasion 
- 
                      Serif MoviePlus 
- 
                      SKYMENU Pro 
- 
                      YouTube Movie Maker 
 
- 
                      
FILE INFORMATION
The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and times for these files on your local computer are displayed in your local time and with your current daylight saving time (DST) bias. Additionally, the dates and times may change when you perform certain operations on the files.
- 
              The files that apply to a specific milestone (SPn) and service branch (QFE, GDR) are noted in the "SP requirement" and "Service branch" columns. 
- 
              GDR service branches contain only those fixes that are widely released to address widespread, critical issues. QFE service branches contain hotfixes in addition to widely released fixes. 
- 
              In addition to the files that are listed in these tables, this software update also installs an associated security catalog file (KBnumber.cat) that is signed with a Microsoft digital signature. 
For all supported x86-based versions of Windows XP
| File name | File version | File size | Date | Time | Platform | 
|---|---|---|---|---|---|
| Wmvdmod.dll | 9.0.0.4512 | 810,496 | 31-Jul-2013 | 22:11 | x86 | 
For all supported x64-based versions of Windows Server 2003 and of Windows XP Professional x64 edition
| File name | File version | File size | Date | Time | Platform | 
|---|---|---|---|---|---|
| Wwmvdmod.dll | 10.0.0.4010 | 826,368 | 01-Aug-2013 | 04:24 | x86 | 
For all supported x86-based versions of Windows Server 2003
| File name | File version | File size | Date | Time | Platform | 
|---|---|---|---|---|---|
| Wmvdmod.dll | 10.0.0.4010 | 826,368 | 31-Jul-2013 | 13:48 | x86 | 
- 
              The files that apply to a specific product, milestone (SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table: Version Product Milestone Service branch 6.0.6002. 18xxx Windows Vista SP2 and Windows Server 2008 SP2 SP2 GDR 6.0.6002. 23xxx Windows Vista SP2 and Windows Server 2008 SP2 SP2 LDR 
- 
              GDR service branches contain only those fixes that are widely released to address widespread, critical issues. LDR service branches contain hotfixes in addition to widely released fixes. 
Note The MANIFEST files (.manifest) and MUM files (.mum) that are installed are not listed.
For all supported x86-based versions of Windows Vista and Windows Server 2008
| File name | File version | File size | Date | Time | Platform | 
|---|---|---|---|---|---|
| Wmvdecod.dll | 6.0.6002.18909 | 1,548,288 | 02-Aug-2013 | 04:09 | x86 | 
| Wmvdecod.dll | 6.0.6002.23182 | 1,548,288 | 02-Aug-2013 | 02:48 | x86 | 
For all supported x64-based versions of Windows Vista and Windows Server 2008
| File name | File version | File size | Date | Time | Platform | 
|---|---|---|---|---|---|
| Wmvdecod.dll | 6.0.6002.18909 | 1,706,496 | 02-Aug-2013 | 14:06 | x64 | 
| Wmvdecod.dll | 6.0.6002.23182 | 1,705,984 | 02-Aug-2013 | 03:43 | x64 | 
| Wmvdecod.dll | 6.0.6002.18909 | 1,548,288 | 02-Aug-2013 | 04:09 | x86 | 
| Wmvdecod.dll | 6.0.6002.23182 | 1,548,288 | 02-Aug-2013 | 02:48 | x86 | 
- 
              The files that apply to a specific product, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table: Version Product Milestone Service branch 6.1.7601. 18xxx Windows 7 and Windows Server 2008 R2 SP1 GDR 6.1.7601. 22xxx Windows 7 and Windows Server 2008 R2 SP1 LDR 
- 
              GDR service branches contain only those fixes that are widely released to address widespread, critical issues. LDR service branches contain hotfixes in addition to widely released fixes. 
Note The MANIFEST files (.manifest) and MUM files (.mum) that are installed are not listed.
For all supported x86-based versions of Windows 7
| File name | File version | File size | Date | Time | Platform | 
|---|---|---|---|---|---|
| Wmvdecod.dll | 6.1.7601.18221 | 1,620,992 | 25-Jul-2013 | 08:57 | x86 | 
| Wmvdecod.dll | 6.1.7601.22402 | 1,620,992 | 25-Jul-2013 | 08:53 | x86 | 
For all supported x64-based versions of Windows 7 and Windows Server 2008 R2
| File name | File version | File size | Date | Time | Platform | 
|---|---|---|---|---|---|
| Wmvdecod.dll | 6.1.7601.18221 | 1,888,768 | 25-Jul-2013 | 09:25 | x64 | 
| Wmvdecod.dll | 6.1.7601.22402 | 1,888,768 | 25-Jul-2013 | 09:22 | x64 | 
| Wmvdecod.dll | 6.1.7601.18221 | 1,620,992 | 25-Jul-2013 | 08:57 | x86 | 
| Wmvdecod.dll | 6.1.7601.22402 | 1,620,992 | 25-Jul-2013 | 08:53 | x86 | 
- 
              The files that apply to a specific product, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table: Version Product Milestone Service branch 6.2.920 0.16 xxx Windows 8 and Windows Server 2012 RTM GDR 6.2.920 0.20 xxx Windows 8 and Windows Server 2012 RTM LDR 
- 
              GDR service branches contain only those fixes that are widely released to address widespread, critical issues. LDR service branches contain hotfixes in addition to widely released fixes. 
Note The MANIFEST files (.manifest) and MUM files (.mum) that are installed are not listed.
For all supported x86-based versions of Windows 8
| File name | File version | File size | Date | Time | Platform | 
|---|---|---|---|---|---|
| Wmvdecod.dll | 6.2.9200.16604 | 2,620,928 | 04-May-2013 | 04:57 | x86 | 
| Wmvdecod.dll | 6.2.9200.20708 | 2,620,928 | 04-May-2013 | 05:10 | x86 | 
For all supported x64-based versions of Windows 8 and Windows Server 2012
| File name | File version | File size | Date | Time | Platform | 
|---|---|---|---|---|---|
| Wmvdecod.dll | 6.2.9200.16604 | 2,842,112 | 04-May-2013 | 06:59 | x64 | 
| Wmvdecod.dll | 6.2.9200.20708 | 2,842,112 | 04-May-2013 | 05:44 | x64 | 
| Wmvdecod.dll | 6.2.9200.16604 | 2,620,928 | 04-May-2013 | 04:57 | x86 | 
| Wmvdecod.dll | 6.2.9200.20708 | 2,620,928 | 04-May-2013 | 05:10 | x86 | 
 
                         
				 
				