The remote host is missing an update to dhcp announced via advisory MDVSA-2009:153.
To upgrade automatically use MandrakeUpdate or urpmi. The verification of md5 checksums and GPG signatures is performed automatically for you. https://secure1.securityspace.com/smysecure/catid.html?in=MDVSA-2009:153
A vulnerability has been found and corrected in ISC DHCP: Integer overflow in the ISC dhcpd 3.0.x before 3.0.7 and 3.1.x before 3.1.1 and the DHCP server in EMC VMware Workstation before 5.5.5 Build 56455 and 6.x before 6.0.1 Build 55017, Player before 1.0.5 Build 56455 and Player 2 before 2.0.1 Build 55017, ACE before 1.0.3 Build 54075 and ACE 2 before 2.0.1 Build 55017, and Server before 1.0.4 Build 56528 allows remote attackers to cause a denial of service (daemon crash) or execute arbitrary code via a malformed DHCP packet with a large dhcp-max-message-size that triggers a stack-based buffer overflow, related to servers configured to send many DHCP options to clients (CVE-2007-0062). This update provides fixes for this vulnerability. Affected: 2008.1, Corporate 3.0, Corporate 4.0, Multi Network Firewall 2.0