Ubuntu Security Notice 3298-2 - USN-3298-1 fixed a vulnerability in MiniUPnP. This update provides the corresponding update for Ubuntu 17.04. It was discovered that MiniUPnP incorrectly handled memory. A remote attacker could use this issue to cause a denial of service or possibly execute arbitrary code with privileges of the user running an application that uses the MiniUPnP library. Various other issues were also addressed.