This update for mysql to version 5.5.55 fixes the following issues: These security issues were fixed: - CVE-2017-3308: Unspecified vulnerability in Server: DML - CVE-2017-3309: Unspecified vulnerability in Server: Optimizer - CVE-2017-3329: Unspecified vulnerability in Server: Thread - CVE-2017-3600: Unspecified vulnerability in Client: mysqldump - CVE-2017-3453: Unspecified vulnerability in Server: Optimizer - CVE-2017-3456: Unspecified vulnerability in Server: DML - CVE-2017-3463: Unspecified vulnerability in Server: Security - CVE-2017-3462: Unspecified vulnerability in Server: Security - CVE-2017-3461: Unspecified vulnerability in Server: Security - CVE-2017-3464: Unspecified vulnerability in Server: DDL - CVE-2017-3305: MySQL client sent authentication request unencrypted even if SSL was required