Security Focus Bugtraq: MySQL / MariaDB / PerconaDB – Root Privilege Escalation Exploit ( CVE-2016-6664 / CVE-2016-5617 ) November 8, 2016 007admin MySQL / MariaDB / PerconaDB – Root Privilege Escalation Exploit ( CVE-2016-6664 / CVE-2016-5617 )