Versions of MySQL 5.5 earlier than 5.5.22 are outdated and thus affected by the following vulnerabilities :
- An error exists related to the included yaSSL component that could allow arbitrary code execution. (CVE-2012-0882)
- Errors exist related to ‘Server Optimizer’, ‘Server DML’, ‘Partition’ and, in combination with InnoDB, ‘HANDLER READ NEXT’ that could allow denial of service attacks. (CVE-2012-1688, CVE-2012-1690, CVE-2012-1697, CVE-2012-1703, CVE-2012-2102)