Hello Kafka users, developers and client-developers, This is the RC0 candidate for release of Apache Kafka 3.9.2.
This is a bug-fix & CVE-fix release like CVE-2024-29371, CVE-2025-58057, and CVE-2025-48734. In this version, we have a KIP-1252 to align AlterConfigPolicy behavior between ZK and Kraft. Release notes for the 3.9.2 release: https://dist.apache.org/repos/dist/dev/kafka/3.9.2-rc0/RELEASE_NOTES.html Please download, test and vote by *Wednesday, January 21, 9:00 PM PT* Kafka's KEYS file containing PGP keys we use to sign the release: https://kafka.apache.org/KEYS * Release artifacts to be voted upon (source and binary): https://dist.apache.org/repos/dist/dev/kafka/3.9.2-rc0/ * Docker release artifacts to be voted upon: apache/kafka:3.9.2-rc0 apache/kafka-native:3.9.2-rc0 * Maven artifacts to be voted upon: https://repository.apache.org/content/groups/staging/org/apache/kafka/ * Javadoc: https://dist.apache.org/repos/dist/dev/kafka/3.9.2-rc0/javadoc/ * Tag to be voted upon (off 3.9 branch) is the 3.9.2 tag: https://github.com/apache/kafka/releases/tag/3.9.2-rc0 * Documentation: https://kafka.apache.org/39/documentation.html * Protocol: https://kafka.apache.org/39/protocol.html * Successful CI builds for the 3.9 branch: Unit/integration tests (There are some flaky tests): https://ci-builds.apache.org/job/Kafka/job/kafka/job/3.9/258/ System tests: https://jenkins.opensource4you.tw/job/kafka-e2e/629/ For failed tests, they can pass in another run, so the result is green: https://drive.google.com/drive/folders/1GXoTYEUu8PjuJYoVvUbAm9LCJotDRfJ-?usp=sharing * Successful Docker Image Github Actions Pipeline for 3.9 branch: Docker Build Test Pipeline (JVM): https://github.com/apache/kafka/actions/runs/20997657980 Docker Build Test Pipeline (Native): https://github.com/apache/kafka/actions/runs/20997669079 Thanks, PoAn
