MySQL: Multiple vulnerabilities

Background

MySQL is a popular multi-threaded, multi-user SQL server.

Description

Multiple vulnerabilities have been discovered in MySQL. Please review the CVE identifiers referenced below for details.

Impact

A local attacker could possibly gain escalated privileges. A remote attacker could send a specially crafted SQL query, possibly resulting in a Denial of Service condition. A remote attacker could entice a user to connect to specially crafted MySQL server, possibly resulting in execution of arbitrary code with the privileges of the process.

Workaround

There is no known workaround at this time.

Resolution

All MySQL users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=dev-db/mysql-5.5.39"