This update for mariadb fixes the following issues:
Update to version 10.2.40 (bsc#1189320):
fixes for the following security vulnerabilities: CVE-2021-2372 and CVE-2021-2389
In additon the follwing was changed:
Increase NOFILE limit on service configuration (bsc#1180014)
The default 'NOFILE' setting on mariadb service configuration is to low
and may cause instability on higher loads.