The documentation team uses sub-version in the documentation as it is more grammatically correct. In the RHV UI Sub Version is used. This should be updated to Sub-version so that the UI and docs are unified.
Verified on version:rhvm-4.2.2-0.1.el7
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHEA-2018:1488
BZ<2>Jira Resync