File zeromq-CVE-2014-7202.patch of Package zeromq.654

diff -urN zeromq-4.0.4.old/src/stream_engine.cpp zeromq-4.0.4/src/stream_engine.cpp
--- zeromq-4.0.4.old/src/stream_engine.cpp	2014-09-29 10:18:04.359648652 +0200
+++ zeromq-4.0.4/src/stream_engine.cpp	2014-09-29 10:31:17.980648557 +0200
@@ -530,20 +530,23 @@
             in_batch_size, options.maxmsgsize);
         alloc_assert (decoder);
 
-        if (memcmp (greeting_recv + 12, "NULL\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0", 20) == 0) {
+        if (options.mechanism == ZMQ_NULL
+        && memcmp (greeting_recv + 12, "NULL\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0", 20) == 0) {
             mechanism = new (std::nothrow)
                 null_mechanism_t (session, peer_address, options);
             alloc_assert (mechanism);
         }
         else
-        if (memcmp (greeting_recv + 12, "PLAIN\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0", 20) == 0) {
+        if (options.mechanism == ZMQ_PLAIN
+        && memcmp (greeting_recv + 12, "PLAIN\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0", 20) == 0) {
             mechanism = new (std::nothrow)
                 plain_mechanism_t (session, peer_address, options);
             alloc_assert (mechanism);
         }
 #ifdef HAVE_LIBSODIUM
         else
-        if (memcmp (greeting_recv + 12, "CURVE\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0", 20) == 0) {
+        if (options.mechanism == ZMQ_CURVE
+        &&  memcmp (greeting_recv + 12, "CURVE\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0", 20) == 0) {
             if (options.as_server)
                 mechanism = new (std::nothrow)
                     curve_server_t (session, peer_address, options);
diff -urN zeromq-4.0.4.old/tests/test_security_curve.cpp zeromq-4.0.4/tests/test_security_curve.cpp
--- zeromq-4.0.4.old/tests/test_security_curve.cpp	2014-09-29 10:18:04.350648652 +0200
+++ zeromq-4.0.4/tests/test_security_curve.cpp	2014-09-29 10:28:23.813648578 +0200
@@ -181,7 +181,7 @@
     close_zero_linger (client);
 
     //  Check CURVE security with bogus client credentials
-    //  This must be caught by the ZAP handler
+    //  This must be caught by the curve_server class, not passed to ZAP
     char bogus_public [41];
     char bogus_secret [41];
     zmq_curve_keypair (bogus_public, bogus_secret);