Ubuntu Security Notice 4622-2 – USN-4622-1 fixed a vulnerability in OpenLDAP. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. It was discovered that OpenLDAP incorrectly handled certain network packets. A remote attacker could use this issue to cause OpenLDAP to crash, resulting in a denial of service, or possibly execute arbitrary code. Various other issues were also addressed.