Microsoft Dynamics AX 2012 R3 CU10 is now available to our customers for download on Lifecycle Services, CustomerSource and PartnerSource. Cumulative Update 10 build number is 6.3.3000.110. To download CU10 from LCS, select an R3 project and click the updates tile.
For installation instructions, download the Installation guide for cumulative update 10 for Microsoft Dynamics AX 2012 R3.
For more information, see here.