Ubuntu Security Notice 4603-1 – It was discovered that MariaDB didn’t properly validate the content of a packet received from a server. A remote attacker could use this vulnerability to sent a specialy crafted file to cause a denial of service. It was discovered that MariaDB has other security issues. An attacker can cause a hang or frequently repeatable crash. In addition to security fixes, the updated packages contain bug fixes, new features, and possibly incompatible changes. Various other issues were also addressed.