Symptoms
When you run an application that uses a datagram (UDP) socket to send and receive data in Windows 8.1, Windows RT 8.1, Windows Server 2012 R2, Windows 8, Windows RT, or Windows Server 2012, a memory leak may occur.
Resolution
To resolve this issue, install the update rollup that is dated November 2014.
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
More Information
For more information about software update terminology, see the Description of the standard terminology that is used to describe Microsoft software updates.