mariadb-10.3, mariadb-10.5 vulnerabilities

USN-5022-1 fixed multiple vulnerabilities in MySQL. This update provides the
corresponding fixes for CVE-2021-2372 and CVE-2021-2389 in MariaDB 10.3 and
10.5.

In addition to security fixes, the updated package contain bug fixes, new
features, and possibly incompatible changes.

Please see the following for more information:
https://mariadb.com/kb/en/mariadb-10331-changelog/
https://mariadb.com/kb/en/mariadb-10512-changelog/

Original advisory details:

Multiple security issues were discovered in MySQL and this update includes
new upstream MySQL versions to fix these issues.

MySQL has been updated to 8.0.26 in Ubuntu 20.04 LTS and Ubuntu 21.04.
Ubuntu 18.04 LTS has been updated to MySQL 5.7.35.

In addition to security fixes, the updated packages contain bug fixes, new
features, and possibly incompatible changes.

Please see the following for more information:

https://dev.mysql.com/doc/relnotes/mysql/5.7/en/news-5-7-35.html
https://dev.mysql.com/doc/relnotes/mysql/8.0/en/news-8-0-26.html
https://www.oracle.com/security-alerts/cpujul2021.html