# Percona XtraDB Cluster 5.7.42-31.65 (2023-06-08)

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| Release date | June 08, 2023 |
|---|---|
| Install instructions | [Install Percona XtraDB Cluster](https://www.percona.com/doc/percona-xtradb-cluster/5.7/install/index.html) |


Percona XtraDB Cluster (PXC) supports critical business applications in your public, private, or hybrid cloud environment. Our free, open source, enterprise-grade solution includes the high availability and the security features your business requires to meet your customer expectations and business goals.

## Release highlights

Improvements and bug fixes provided by Oracle for MySQL 5.7.42 and included in Percona Server for MySQL are the following:

* In InnoDB, online DDL operations are prevented from accessing out-of-bounds memory

Find the full list of bug fixes and changes in the [MySQL 5.7.42 Release Notes](https://dev.mysql.com/doc/relnotes/mysql/5.7/en/news-5-7-42.html).

## Bug fixes

* [PXC-667](https://jira.percona.com/browse/PXC-667) : The server exited during a BF-abort of the active HANDLER `<table>` OPEN AS `<alias>`.

* [PXC-679](https://jira.percona.com/browse/PXC-679) : Undetected state gap discovery causes server to hang on shutdown.

## Useful links

[Percona Product downloads](https://www.percona.com/downloads)

The [Percona XtraBackup GitHub location](https://github.com/percona/percona-xtradb-cluster)

[Contribute to the documentation](https://github.com/percona/pxc-docs/blob/8.0/contributing.md)

For [training](https://www.percona.com/training), contact [Percona Training - Start learning now](https://learn.percona.com/contact-me)