A MariaDB security update has been released for Ubuntu Linux 18.04 LTS, 20.04 LTS, 20.10, and 21.04.

USN-4944-1: MariaDB vulnerabilities

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Ubuntu Security Notice USN-4944-1
May 11, 2021

mariadb-10.1, mariadb-10.3, mariadb-10.5 vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 21.04
- Ubuntu 20.10
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS

Summary:

Several security issues were fixed in MariaDB.

Software Description:
- mariadb-10.5: MariaDB database development files
- mariadb-10.3: MariaDB database
- mariadb-10.1: MariaDB database

Details:

This update fixed multiple vulnerabilities in MariaDB.

Ubuntu 18.04 LTS has been updated to MariaDB 10.1.48.
Ubuntu 20.04 LTS has been updated to MariaDB 10.3.29.
Ubuntu 20.10 has been updated to MariaDB 10.3.29.
Ubuntu 21.04 has been updated to MariaDB 10.5.10.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 21.04:
mariadb-server 1:10.5.10-0ubuntu0.21.04.1

Ubuntu 20.10:
mariadb-server 1:10.3.29-0ubuntu0.20.10.1

Ubuntu 20.04 LTS:
mariadb-server 1:10.3.29-0ubuntu0.20.04.1

Ubuntu 18.04 LTS:
mariadb-server 1:10.1.48-0ubuntu0.18.04.1

In general, a standard system update will make all the necessary changes.

References:
  https://ubuntu.com/security/notices/USN-4944-1
  https://launchpad.net/bugs/1926926

Package Information:
  https://launchpad.net/ubuntu/+source/mariadb-10.5/1:10.5.10-0ubuntu0.21.04.1
  https://launchpad.net/ubuntu/+source/mariadb-10.3/1:10.3.29-0ubuntu0.20.10.1
  https://launchpad.net/ubuntu/+source/mariadb-10.3/1:10.3.29-0ubuntu0.20.04.1
  https://launchpad.net/ubuntu/+source/mariadb-10.1/1:10.1.48-0ubuntu0.18.04.1