Release Notes for MariaDB MaxScale 2.5.8


MariaDB MaxScale is an advanced database proxy, firewall, and query router. MaxScale is a component of MariaDB Enterprise.

MariaDB MaxScale 2.5.8 was released on 2021-02-18. This release is of General Availability (GA) maturity.

Issues Fixed

  • ASAN reports leaks in the query classifier. (MXS-3408)

  • Maxscale write in the replica with function. (MXS-3404)

  • The Cache Filter cannot deal with batched requests. (MXS-3403)

  • Maxscale crash with memcache on Ubuntu 20. (MXS-3400)

  • QC heap-buffer-overflow. (MXS-3399)

  • Default /etc/maxscale.cnf for MaxScale 2.5 comments direct user to MaxScale 2.4 documents. (MXS-3396)

  • Problems with prepared statements with more than 2^16 columns. (MXS-3395)

  • MaxScale crash loop with Cache Filter and Redis. (MXS-3380)

  • COM_CHANGE_USER rejected by MaxScale. (MXS-3366)


In alignment to the MariaDB Corporation Engineering Policy, MariaDB MaxScale 2.5.8 is provided for:

  • CentOS 7

  • Debian 9

  • Debian 10

  • Red Hat Enterprise Linux 7

  • Red Hat Enterprise Linux 8

  • SUSE Linux Enterprise Server 12

  • SUSE Linux Enterprise Server 15

  • Ubuntu 18.04

  • Ubuntu 20.04