Oozie
HDP 2.4.3 provides Oozie 4.2.0 and the following Apache patches:
OOZIE-1837: LauncherMainHadoopUtils sensitive to clock skew.
OOZIE-2350: Package changes for release.
OOZIE-2614: Add XFrame Filter for REST APIs.
HDP 2.4.2 provided Oozie 4.2.0 with no additional Apache patches included.
HDP 2.4.0 provided Oozie 4.2.0 with no additional Apache patches included.