1. McMaster should not be trusted.
2. He may have a drinking problem.
3. He can't even manage operations security at a dinner party.
from your link:
Both the White House and Oracle denied McMaster made the comments.
“Actual participants in the dinner deny that General McMaster made any of the comments attributed to him by anonymous sources. Those false comments represent the diametric opposite of General McMaster’s actual views,” Michael Anton, spokesman for the National Security Council, told BuzzFeed.