The SharePoint 2013 January 2017 Cumulative Updates have been released:
SharePoint Foundation: https://support.microsoft.com/en-us/kb/3141479
SharePoint Server 2013: https://support.microsoft.com/en-us/kb/3141481
Project Server 2013: https://support.microsoft.com/en-us/kb/3141480
Office Updates: https://support.microsoft.com/en-us/kb/3214449
Consider using the SharePoint Patch Cmdlets available at SharePoint Updates for your farm!
