From 05478b26f6a86990a0524418d9dc235d51bc097d Mon Sep 17 00:00:00 2001
From: alena <alena@cloud.com>
Date: Mon, 29 Aug 2011 11:06:00 -0700
Subject: [PATCH] bug 11262: validate public key before processing it status
 11262: resolved fixed

---
 utils/src/com/cloud/utils/ssh/SSHKeysHelper.java | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/utils/src/com/cloud/utils/ssh/SSHKeysHelper.java b/utils/src/com/cloud/utils/ssh/SSHKeysHelper.java
index 85eae351976..8f286bb9c2d 100644
--- a/utils/src/com/cloud/utils/ssh/SSHKeysHelper.java
+++ b/utils/src/com/cloud/utils/ssh/SSHKeysHelper.java
@@ -18,16 +18,16 @@
 
 package com.cloud.utils.ssh;
 
-import com.jcraft.jsch.JSchException;
-import com.jcraft.jsch.KeyPair;
-import com.jcraft.jsch.JSch;
-
 import java.io.ByteArrayOutputStream;
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 
 import org.apache.commons.codec.binary.Base64;
 
+import com.jcraft.jsch.JSch;
+import com.jcraft.jsch.JSchException;
+import com.jcraft.jsch.KeyPair;
+
 public class SSHKeysHelper {
 	
 	private KeyPair keyPair;
@@ -56,6 +56,9 @@ public class SSHKeysHelper {
 	
 	public static String getPublicKeyFingerprint(String publicKey) {
 		String key[] = publicKey.split(" ");
+		if (key.length < 2) {
+		    throw new RuntimeException("Incorrect public key is passed in");
+		}
 		byte[] keyBytes = Base64.decodeBase64(key[1]);
 		
 		MessageDigest md5 = null;