diff --git a/lib/jsch-0.1.50.jar b/lib/jsch-0.1.50.jar
index 85c044f21698..de6cd0cda26b 100644
Binary files a/lib/jsch-0.1.50.jar and b/lib/jsch-0.1.50.jar differ
diff --git a/lib/jsch-ruby-14125.pch b/lib/jsch-ruby-14125.pch
new file mode 100644
index 000000000000..7744443ca436
--- /dev/null
+++ b/lib/jsch-ruby-14125.pch
@@ -0,0 +1,40 @@
+--- src/main/java/com/jcraft/jsch/Session.java	2013-05-08 01:10:10.000000000 +0400
++++ src/main/java/com/jcraft/jsch/Session.java	2013-10-04 16:45:08.489140895 +0400
+@@ -798,21 +798,23 @@
+       HostKey[] keys =
+         hkr.getHostKey(chost,
+                        (key_type.equals("DSA") ? "ssh-dss" : "ssh-rsa"));
+-      String _key= Util.byte2str(Util.toBase64(K_S, 0, K_S.length));
+-      for(int j=0; j< keys.length; j++){
+-        if(keys[i].getKey().equals(_key) &&
+-           keys[j].getMarker().equals("@revoked")){
+-          if(userinfo!=null){
+-            userinfo.showMessage(
+-"The "+ key_type +" host key for "+ host +" is marked as revoked.\n"+
+-"This could mean that a stolen key is being used to "+
+-"impersonate this host.");
++      if(keys != null){
++        String _key= Util.byte2str(Util.toBase64(K_S, 0, K_S.length));
++        for(int j=0; j< keys.length; j++){
++          if(keys[i].getKey().equals(_key) &&
++             keys[j].getMarker().equals("@revoked")){
++            if(userinfo!=null){
++              userinfo.showMessage(
++                                   "The "+ key_type +" host key for "+ host +" is marked as revoked.\n"+
++                                   "This could mean that a stolen key is being used to "+
++                                   "impersonate this host.");
++            }
++            if(JSch.getLogger().isEnabled(Logger.INFO)){
++              JSch.getLogger().log(Logger.INFO, 
++                                   "Host '"+host+"' has provided revoked key.");
++            }
++            throw new JSchException("revoked HostKey: "+host);
+           }
+-          if(JSch.getLogger().isEnabled(Logger.INFO)){
+-            JSch.getLogger().log(Logger.INFO, 
+-                                 "Host '"+host+"' has provided revoked key.");
+-          }
+-          throw new JSchException("revoked HostKey: "+host);
+         }
+       }
+     }
diff --git a/lib/src/jsch-0.1.50.zip b/lib/src/jsch-0.1.50.zip
index 09314fd6fb6d..a90c40d2f272 100644
Binary files a/lib/src/jsch-0.1.50.zip and b/lib/src/jsch-0.1.50.zip differ