Aurora MySQL database engine updates 2021-03-04 (version 1.22.4) - Amazon Aurora

Aurora MySQL database engine updates 2021-03-04 (version 1.22.4)

Version: 1.22.4

Aurora MySQL 1.22.4 is generally available. Aurora MySQL 1.* versions are compatible with MySQL 5.6 and Aurora MySQL 2.* versions are compatible with MySQL 5.7.

Currently supported Aurora MySQL releases for upgrade to 1.22.4 are 1.14.*, 1.15.*, 1.16.*, 1.17.*, 1.18.*, 1.19.*, 1.20.*, 1.21.*, and 1.22.*.

To create a cluster with an older version of Aurora MySQL, specify the engine version through the RDS Console, the AWS CLI, or the Amazon RDS API.


This version is designated as a long-term support (LTS) release. For more information, see Aurora MySQL long-term support (LTS) releases.

If you have any questions or concerns, AWS Support is available on the community forums and through AWS Premium Support. For more information, see Maintaining an Amazon Aurora DB cluster.


Security fixes:

Fixes and other enhancements to fine-tune handling in a managed environment. Additional CVE fixes below:

Availability improvements:

  • Fixed an issue that could trigger a database restart or failover during a kill session command. If you encounter this issue, contact AWS support to enable this fix on your instance.

  • Improved binary logging to reduce crash recovery time and commit latency when large transactions are involved.

  • Fixed an issue that caused a binlog replica to stop with an HA_ERR_KEY_NOT_FOUND error.