## RabbitMQ 4.3.3

RabbitMQ `4.3.3` is a maintenance release in the `4.3.x` [release series](https://www.rabbitmq.com/release-information).

It is **strongly recommended** that you read [4.3.0 release notes](https://github.com/rabbitmq/rabbitmq-server/releases/tag/v4.3.0)
in detail if upgrading from a version prior to `4.3.0`.

### Minimum Supported Erlang Version

[RabbitMQ and Erlang/OTP Compatibility Matrix](https://www.rabbitmq.com/docs/which-erlang) has more details on Erlang version requirements for RabbitMQ.

Nodes **will fail to start** on older Erlang releases.


## Changes Worth Mentioning

Release notes can be found on GitHub at [rabbitmq-server/release-notes](https://github.com/rabbitmq/rabbitmq-server/tree/v4.3.x/release-notes).

### Core Server


#### Bug Fixes

* A bug that in certain partition scenarious could cause a Ra leader to optimistically
commit entries has been fixed.

    Github PR: https://github.com/rabbitmq/ra/pull/637



#### Enhancements



### Dependency Changes

* `ra` was upgraded to [3.1.9](https://github.com/rabbitmq/ra/releases/tag/v3.1.9)
