A mariadb security update has been released for Fedora 33.

SECURITY: Fedora 33 Update: mariadb-10.4.19-1.fc33

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Fedora Update Notification
FEDORA-2021-68db93b130
2021-05-13 01:21:38.927405
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Name : mariadb
Product : Fedora 33
Version : 10.4.19
Release : 1.fc33
URL :   http://mariadb.org
Summary : A very fast and robust SQL database server
Description :
MariaDB is a community developed branch of MySQL - a multi-user, multi-threaded
SQL database server. It is a client/server implementation consisting of
a server daemon (mysqld) and many different client programs and libraries.
The base package contains the standard MariaDB/MySQL client programs and
generic MySQL files.

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Update Information:

**MariaDB 10.4.19** Release notes:
  https://mariadb.com/kb/en/mariadb-10419-release-notes/
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ChangeLog:

* Tue May 11 2021 Michal Schorm - 10.4.19-1
- Rebase to 10.4.19
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References:

[ 1 ] Bug #1954280 - CVE-2021-2154 CVE-2021-2166 mariadb:10.4/mariadb: various flaws [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1954280
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2021-68db93b130' at the command
line. For more information, refer to the dnf documentation available at
  http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
  https://fedoraproject.org/keys