diff --git a/sys/netinet/ip_icmp.c b/sys/netinet/ip_icmp.c
--- a/sys/netinet/ip_icmp.c
+++ b/sys/netinet/ip_icmp.c
@@ -546,6 +546,9 @@
 		/* Discard ICMP's in response to multicast packets */
 		if (IN_MULTICAST(ntohl(icp->icmp_ip.ip_dst.s_addr)))
 			goto badcode;
+		/* Filter out responses to INADDR_ANY, protocols ignore it. */
+		if (icp->icmp_ip.ip_dst.s_addr == INADDR_ANY)
+			goto freeit;
 #ifdef ICMPPRINTFS
 		if (icmpprintfs)
 			printf("deliver to protocol %d\n", icp->icmp_ip.ip_p);
diff --git a/sys/netinet/sctp_usrreq.c b/sys/netinet/sctp_usrreq.c
--- a/sys/netinet/sctp_usrreq.c
+++ b/sys/netinet/sctp_usrreq.c
@@ -272,9 +272,6 @@
 	struct sctp_init_chunk *ch;
 	struct sockaddr_in src, dst;
 
-	if (sin->sin_addr.s_addr == INADDR_ANY) {
-		return;
-	}
 	if (PRC_IS_REDIRECT(cmd)) {
 		ip = NULL;
 	} else if ((unsigned)cmd >= PRC_NCMDS || inetctlerrmap[cmd] == 0) {
diff --git a/sys/netinet/tcp_subr.c b/sys/netinet/tcp_subr.c
--- a/sys/netinet/tcp_subr.c
+++ b/sys/netinet/tcp_subr.c
@@ -2866,9 +2866,6 @@
 	tcp_seq icmp_tcp_seq;
 	int mtu;
 
-	if (sin->sin_addr.s_addr == INADDR_ANY)
-		return;
-
 	if (cmd == PRC_MSGSIZE)
 		notify = tcp_mtudisc_notify;
 	else if (V_icmp_may_rst && (cmd == PRC_UNREACH_ADMIN_PROHIB ||
diff --git a/sys/netinet/udp_usrreq.c b/sys/netinet/udp_usrreq.c
--- a/sys/netinet/udp_usrreq.c
+++ b/sys/netinet/udp_usrreq.c
@@ -746,9 +746,6 @@
 	struct udphdr *uh;
 	struct inpcb *inp;
 
-	if (sin->sin_addr.s_addr == INADDR_ANY)
-		return;
-
 	if (PRC_IS_REDIRECT(cmd)) {
 		/* signal EHOSTDOWN, as it flushes the cached route */
 		in_pcbnotifyall(pcbinfo, sin->sin_addr, EHOSTDOWN, udp_notify);