svn commit: r290023 - head/sys/netinet

Michael Tuexen tuexen at FreeBSD.org
Mon Oct 26 21:19:51 UTC 2015


Author: tuexen
Date: Mon Oct 26 21:19:49 2015
New Revision: 290023
URL: https://svnweb.freebsd.org/changeset/base/290023

Log:
  When processing a cookie, any mismatch in port numbers or the vtag results
  in failing the check.
  This fixes https://github.com/nplab/ETSI-SCTP-Conformance-Testsuite/blob/master/sctp-imh-tests/sctp-imh-i-3-3.pkt
  
  MFC after: 1 week

Modified:
  head/sys/netinet/sctp_input.c

Modified: head/sys/netinet/sctp_input.c
==============================================================================
--- head/sys/netinet/sctp_input.c	Mon Oct 26 21:03:20 2015	(r290022)
+++ head/sys/netinet/sctp_input.c	Mon Oct 26 21:19:49 2015	(r290023)
@@ -2435,8 +2435,8 @@ sctp_handle_cookie_echo(struct mbuf *m, 
 	cookie_offset = offset + sizeof(struct sctp_chunkhdr);
 	cookie_len = ntohs(cp->ch.chunk_length);
 
-	if ((cookie->peerport != sh->src_port) &&
-	    (cookie->myport != sh->dest_port) &&
+	if ((cookie->peerport != sh->src_port) ||
+	    (cookie->myport != sh->dest_port) ||
 	    (cookie->my_vtag != sh->v_tag)) {
 		/*
 		 * invalid ports or bad tag.  Note that we always leave the


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