System Center 2012 Configuration Manager will have a new update model, which will minimize individual hotfixes and use Cumulative Update bundles instead. The Cumulative Updates will be released on a regular basis.
This is great news! as it will make it much easier to keep you Configuration Manager environment up to date. 😀
It is describe both in this excellent blog at the System Center Configuration Manager Team blog: http://blogs.technet.com/b/configmgrteam/archive/2012/08/10/new-cumulative-update-servicing-model-for-system-center-2012-configuration-manager.aspx
More details about Cumulative Updates are available on Technet Libray: http://technet.microsoft.com/en-us/library/jj553405.aspx