rh-mariadb100-mariadb is vulnerable to privilege escalation attacks. The vulnerability exists as mysqld_safe in Oracle MySQL through 5.5.51, 5.6.x through 5.6.32, and 5.7.x through 5.7.14; MariaDB; Percona Server before 5.5.51-38.2, 5.6.x before 5.6.32-78-1, and 5.7.x before 5.7.14-8; and Percona XtraDB Cluster before 5.5.41-37.0, 5.6.x before 5.6.32-25.17, and 5.7.x before 5.7.14-26.17, when using file-based logging, allows local users with access to the mysql account to gain root privileges via a symlink attack on error logs and possibly other files.
www.oracle.com/technetwork/security-advisory/cpuapr2017-3236618.html#AppendixMSQL
www.oracle.com/technetwork/security-advisory/cpujan2017-2881727.html#AppendixMSQL
www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html#AppendixMSQL
www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html#AppendixMSQL
access.redhat.com/errata/RHSA-2018:0279
access.redhat.com/security/updates/classification/#moderate
mariadb.com/kb/en/mariadb/mariadb-10029-release-notes/
mariadb.com/kb/en/mariadb/mariadb-10030-release-notes/
mariadb.com/kb/en/mariadb/mariadb-10031-release-notes/
mariadb.com/kb/en/mariadb/mariadb-10032-release-notes/
mariadb.com/kb/en/mariadb/mariadb-10033-release-notes/