After reverting the packages as mentioned in comment 16, drop this file in /etc/apt/preferences.d/ to prevent the system from upgrading them to this specific problematic version (17.2.4-0ubuntu1~16.04.2) again.
After reverting the packages as mentioned in comment 16, drop this file in /etc/apt/ preferences. d/ to prevent the system from upgrading them to this specific problematic version (17.2.4- 0ubuntu1~ 16.04.2) again.