The remote host is missing an update to bind9 announced via advisory USN-1025-1.
Details follow:
It was discovered that Bind would incorrectly allow a ncache entry and a rrsig for the same type. A remote attacker could exploit this to cause Bind to crash, resulting in a denial of service. (CVE-2010-3613)
It was discovered that Bind would incorrectly mark zone data as insecure when the zone is undergoing a key algorithm rollover. (CVE-2010-3614)
Solution: The problem can be corrected by upgrading your system to the following package versions: