- djm@cvs.openbsd.org 2010/01/30 21:12:08

     [channels.c]
     fake local addr:port when stdio fowarding as some servers (Tectia at
     least) validate that they are well-formed;
     reported by imorgan AT nas.nasa.gov
     ok dtucker

2 files changed, 14 insertions, 1 deletions

diff --git a/ChangeLog b/ChangeLog
index 703ed6dd1..83af29679 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -3,6 +3,12 @@
    - djm@cvs.openbsd.org 2010/01/30 21:08:33
      [sshd.8]
      debug output goes to stderr, not "the system log"; ok markus dtucker
+   - djm@cvs.openbsd.org 2010/01/30 21:12:08
+     [channels.c]
+     fake local addr:port when stdio fowarding as some servers (Tectia at
+     least) validate that they are well-formed;
+     reported by imorgan AT nas.nasa.gov
+     ok dtucker
 
 20100130
  - (djm) OpenBSD CVS Sync
diff --git a/channels.c b/channels.c
index 81261679a..d8c53a4a8 100644
--- a/channels.c
+++ b/channels.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: channels.c,v 1.302 2010/01/26 01:28:35 djm Exp $ */
+/* $OpenBSD: channels.c,v 1.303 2010/01/30 21:12:08 djm Exp $ */
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -1376,6 +1376,13 @@ port_open_helper(Channel *c, char *rtype)
         char *remote_ipaddr = get_peer_ipaddr(c->sock);
         int remote_port = get_peer_port(c->sock);
 
+        if (remote_port == -1) {
+                /* Fake addr/port to appease peers that validate it (Tectia) */
+                xfree(remote_ipaddr);
+                remote_ipaddr = xstrdup("127.0.0.1");
+                remote_port = 65535;
+        }
+
         direct = (strcmp(rtype, "direct-tcpip") == 0);
 
         snprintf(buf, sizeof buf,