McAfee Agent 4.6 Patch 3 is now fully available through ePO Software Manager, McAfee service portal, and McAfee Downloads site.
To download McAfee Agent 4.6 Patch 3, go to the McAfee downloads site at: http://www.mcafee.com/us/downloads.
For a full list of changes, see the Release Notes in PD24187:
https://kc.mcafee.com/corporate/index?page=content&id=PD24187