CentOS 6.6 is now released, here is the announcement: http://www.mail-archive.com/[email protected]/msg08702.html
Be sure to reboot after upgrade, becuase there is a new kernel in this release: https://rhn.redhat.com/errata/RHSA-2014-1392.html
Be sure to reboot after upgrade, becuase there is a new kernel in this release: https://rhn.redhat.com/errata/RHSA-2014-1392.html