From 899f1760a66d5b2653355f55da42e1b6659d4d2a Mon Sep 17 00:00:00 2001
From: Fabien Potencier <fabien.potencier@gmail.com>
Date: Fri, 6 Sep 2013 15:51:21 +0200
Subject: [PATCH] [Security] fixed a leak in ExceptionListener

---
 .../Component/Security/Http/Firewall/ExceptionListener.php    | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/Symfony/Component/Security/Http/Firewall/ExceptionListener.php b/src/Symfony/Component/Security/Http/Firewall/ExceptionListener.php
index 0f81d1bf6c..b2c8862b72 100644
--- a/src/Symfony/Component/Security/Http/Firewall/ExceptionListener.php
+++ b/src/Symfony/Component/Security/Http/Firewall/ExceptionListener.php
@@ -76,6 +76,10 @@ class ExceptionListener
      */
     public function onKernelException(GetResponseForExceptionEvent $event)
     {
+        // we need to remove ourselves as the exception listener can be
+        // different depending on the Request
+        $event->getDispatcher()->removeListener(KernelEvents::EXCEPTION, array($this, 'onKernelException'));
+
         $exception = $event->getException();
         $request = $event->getRequest();