This is the third stable release of the Apache Hadoop 3.3 line.
It contains 23 bug fixes, improvements and enhancements since 3.3.2.
This is primarily a security update; for this reason, upgrading is strongly advised.
Users are encouraged to read the overview of major changes since 3.3.2. For details of bug fixes, improvements, and other enhancements since the previous 3.3.2 release, please check release notes and changelog.2022 May 17