Ubuntu Security Notice 3707-2 - USN-3707-1 and USN-3349-1 fixed several vulnerabilities in NTP. This update provides the corresponding update for Ubuntu 12.04 ESM. Miroslav Lichvar discovered that NTP incorrectly handled certain spoofed addresses when performing rate limiting. A remote attacker could possibly use this issue to perform a denial of service. Various other issues were also addressed. Continue reading...