CM12 Software Updates appear in the console as Downloaded: NO

It has been reported lately the following behavior on CM12:
When you are synchronizing WSUS with ConfMgr12 and you download / deploy some updates, you discover that some of them cannot be downloaded or deployed, or at least, this is what the console says..
Even if you download them from the Microsoft Catalog one by one, or by using any other method (create a new deployment, etc...) they appear in the CM console as Downloaded:NO ...

This issue currently has been resolved by the following - brand new - Cumulative Update 3 for CM12 SP1. Please check the below lines:

Description of Cumulative Update 3 for System Center 2012 Configuration Manager Service Pack 1
https://support.microsoft.com/kb/2882125

Software Updates
This cumulative update fixes the following issue:

Software Updates for Windows XP and Windows Server 2003 may have the Downloaded value incorrectly set to No on child primary sites, although the value is set correctly to Yes on
the central administration site. This issue occurs because of a replication timing issue.

So, in order for this issue to be resolved, you need to download and install it on your environment…