From b92028de86e6b25a87c12ff34ae00338a455308d Mon Sep 17 00:00:00 2001
From: Laurent Meunier <lme@atolcd.com>
Date: Fri, 21 Jun 2024 11:50:28 +0000
Subject: [PATCH] Fix NPE in backchannel logout

---
 src/main/java/org/keycloak/protocol/cas/CASLoginProtocol.java |   12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/src/main/java/org/keycloak/protocol/cas/CASLoginProtocol.java b/src/main/java/org/keycloak/protocol/cas/CASLoginProtocol.java
index 8f4cf5e..adf1019 100644
--- a/src/main/java/org/keycloak/protocol/cas/CASLoginProtocol.java
+++ b/src/main/java/org/keycloak/protocol/cas/CASLoginProtocol.java
@@ -1,5 +1,8 @@
 package org.keycloak.protocol.cas;
 
+import jakarta.ws.rs.core.HttpHeaders;
+import jakarta.ws.rs.core.Response;
+import jakarta.ws.rs.core.UriInfo;
 import org.apache.http.HttpEntity;
 import org.jboss.logging.Logger;
 import org.keycloak.common.util.KeycloakUriBuilder;
@@ -17,9 +20,6 @@
 import org.keycloak.services.managers.ResourceAdminManager;
 import org.keycloak.sessions.AuthenticationSessionModel;
 
-import javax.ws.rs.core.HttpHeaders;
-import javax.ws.rs.core.Response;
-import javax.ws.rs.core.UriInfo;
 import java.io.IOException;
 import java.net.URI;
 import java.util.UUID;
@@ -100,7 +100,8 @@
 
         OAuth2Code codeData = new OAuth2Code(UUID.randomUUID().toString(),
                 Time.currentTime() + userSession.getRealm().getAccessCodeLifespan(),
-                null, null, authSession.getRedirectUri(), null, null);
+                null, null, authSession.getRedirectUri(), null, null,
+                userSession.getId());
         String code = OAuth2CodeParser.persistCode(session, clientSession, codeData);
 
         KeycloakUriBuilder uriBuilder = KeycloakUriBuilder.fromUri(service);
@@ -139,8 +140,7 @@
             sendSingleLogoutRequest(logoutUrl, serviceTicket);
         }
         ClientModel client = clientSession.getClient();
-        new ResourceAdminManager(session).logoutClientSession(realm, client, clientSession);
-        return Response.ok().build();
+        return new ResourceAdminManager(session).logoutClientSession(realm, client, clientSession);
     }
 
     private void sendSingleLogoutRequest(String logoutUrl, String serviceTicket) {

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