--- /dev/null
+diff -up dhcp-4.2.1-P1/client/dhclient.c.CVE-2011-0997 dhcp-4.2.1-P1/client/dhclient.c
+--- dhcp-4.2.1-P1/client/dhclient.c.CVE-2011-0997 2011-04-06 20:21:43.000000000 +0200
++++ dhcp-4.2.1-P1/client/dhclient.c 2011-04-06 20:22:31.000000000 +0200
+@@ -4545,11 +4545,11 @@ static int check_option_values(struct un
+ if ((universe == NULL) || (universe == &dhcp_universe)) {
+ switch(opt) {
+ case DHO_HOST_NAME:
+- case DHO_DOMAIN_NAME:
+ case DHO_NIS_DOMAIN:
+ case DHO_NETBIOS_SCOPE:
+ return check_domain_name(ptr, len, 0);
+ break;
++ case DHO_DOMAIN_NAME: /* accept a list for compatibiliy */
+ case DHO_DOMAIN_SEARCH:
+ return check_domain_name_list(ptr, len, 0);
+ break;