The Dynamics AX Sustained Engineering team released Cumulative Update 3 for Microsoft Dynamics AX 2012 on June 28, 2012. This release includes all previously released Cumulative Updates for Dynamics AX 2012 plus additional hotfixes and improvements based on feedback from our customers and partners. This cumulative update is applicable for both Microsoft Dynamics AX 2012 RTM (6.0.947.0) & Microsoft Dynamics AX 2012 Feature Pack 1 RTM (6.0.1108.0).
It is recommended to read the release notes prior to installation of Microsoft Dynamics AX2012 Cumulative Update 3 (6.0.1108.670).
For more information on the Cumulative Update 3 for Microsoft Dynamics AX 2012 release, inclusive of the release notes and how to download, please refer KB2709934.