Amazon MSK now offers version 18.104.22.168, fixing a perpetual rebalance bug in Apache Kafka 2.4.1
Amazon Managed Streaming for Apache Kafka (Amazon MSK) now offers MSK version 22.214.171.124, a bug fix release of Apache Kafka version 2.4.1, addressing a critical bug (KAFKA-9752) that causes consumer groups to perpetually rebalance. MSK recommends that all customers who use or plan to use Apache Kafka version 2.4.1 instead use or upgrade their clusters to MSK version 126.96.36.199. After September 23, 2020, Apache Kafka version 2.4.1 will no longer be offered for new MSK clusters.
Source:: Amazon AWS