From 9a3e023c439425e4c10999062b127ec699984f22 Mon Sep 17 00:00:00 2001
From: Michael Gerber <gerbermichi@me.com>
Date: Tue, 24 Nov 2015 13:54:33 +0000
Subject: [PATCH] fix null pointer

---
 .../java/org/keycloak/models/utils/CredentialValidation.java  | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/model/api/src/main/java/org/keycloak/models/utils/CredentialValidation.java b/model/api/src/main/java/org/keycloak/models/utils/CredentialValidation.java
index 7ce15d8eee..af9b6b562b 100755
--- a/model/api/src/main/java/org/keycloak/models/utils/CredentialValidation.java
+++ b/model/api/src/main/java/org/keycloak/models/utils/CredentialValidation.java
@@ -51,6 +51,10 @@ public class CredentialValidation {
     }
 
     public static boolean validateHashedCredential(RealmModel realm, UserModel user, String unhashedCredValue, UserCredentialValueModel credential) {
+        if(unhashedCredValue == null){
+            return false;
+        }
+
         boolean validated = new Pbkdf2PasswordEncoder(credential.getSalt()).verify(unhashedCredValue, credential.getValue(), credential.getHashIterations());
         if (validated) {
             int iterations = hashIterations(realm);