Microsoft Security Bulletin Advance Notification for July 2013

This advance notification provides a number as the bulletin identifier, because the official Microsoft Security Bulletin numbers are not issued until release. The bulletin summary that replaces this advance notification will have the proper Microsoft Security Bulletin numbers (in the MSyy-xxx format) as the bulletin identifier.
The following table summarizes the security bulletins for this month in order of severity.
For details on affected software, see the next section, Affected Software.

Bulletin ID	Maximum Severity Rating and Vulnerability Impact	Restart Requirement	Affected Software
Bulletin 1	Critical Remote Code Execution	May require restart	Microsoft .NET Framework, Microsoft Silverlight
Bulletin 2	Critical Remote Code Execution	Requires restart	Microsoft Windows
Bulletin 3	Critical Remote Code Execution	May require restart	Microsoft Windows, Microsoft Office, Microsoft Visual Studio, Microsoft Lync
Bulletin 4	Critical Remote Code Execution	Requires restart	Microsoft Windows, Internet Explorer
Bulletin 5	Critical Remote Code Execution	May require restart	Microsoft Windows
Bulletin 6	Critical Remote Code Execution	May require restart	Microsoft Windows
Bulletin 7	Important Elevation of Privilege	Does not require restart	Microsoft Security Software