Important: mariadb-galera security update

Synopsis

Important: mariadb-galera security update

Type/Severity

Security Advisory: Important

Topic

An update for mariadb-galera is now available for Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

MariaDB is a multi-user, multi-threaded SQL database server that is binary compatible with MySQL. Galera is a synchronous multi-master cluster for MariaDB.

Security Fix(es):

• It was discovered that the MySQL logging functionality allowed writing to MySQL configuration files. An administrative database user, or a database user with FILE privileges, could possibly use this flaw to run arbitrary commands with root privileges on the system running the database server. (CVE-2016-6662)

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

After installing this update, the MariaDB server daemon (mysqld) will be restarted automatically.

Affected Products

• Red Hat OpenStack 5.0 for RHEL 6 x86_64

Fixes

• BZ - 1375198 - CVE-2016-6662 mysql: general_log can write to configuration files, leading to privilege escalation

CVEs

• CVE-2016-6662

References

• https://access.redhat.com/security/updates/classification/#important