A security issue was discovered in the MariaDB database server.

For Debian 9 stretch, this problem has been fixed in version 10.1.47-0+deb9u1.

We recommend that you upgrade your mariadb-10.1 packages.

For the detailed security status of mariadb-10.1 please refer to its security tracker page at: https://security-tracker.debian.org/tracker/mariadb-10.1

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS