updated core to 7.79

includes/bootstrap.inc

@@ -8,7 +8,7 @@
 /**
  * The current system version.
  */
-define('VERSION', '7.58');
+define('VERSION', '7.59');
 
 /**
  * Core API compatibility.
@@ -2778,6 +2778,11 @@ function _drupal_bootstrap_variables() {
       unset($_GET['destination']);
       unset($_REQUEST['destination']);
     }
+    // Use the DrupalRequestSanitizer to ensure that the destination's query
+    // parameters are not dangerous.
+    if (isset($_GET['destination'])) {
+      DrupalRequestSanitizer::cleanDestination();
+    }
     // If there's still something in $_REQUEST['destination'] that didn't come
     // from $_GET, check it too.
     if (isset($_REQUEST['destination']) && (!isset($_GET['destination']) || $_REQUEST['destination'] != $_GET['destination']) && url_is_external($_REQUEST['destination'])) {

includes/common.inc

@@ -611,8 +611,9 @@ function drupal_parse_url($url) {
   }
   // The 'q' parameter contains the path of the current page if clean URLs are
   // disabled. It overrides the 'path' of the URL when present, even if clean
-  // URLs are enabled, due to how Apache rewriting rules work.
-  if (isset($options['query']['q'])) {
+  // URLs are enabled, due to how Apache rewriting rules work. The path
+  // parameter must be a string.
+  if (isset($options['query']['q']) && is_string($options['query']['q'])) {
     $options['path'] = $options['query']['q'];
     unset($options['query']['q']);
   }

includes/request-sanitizer.inc

@@ -51,6 +51,38 @@ class DrupalRequestSanitizer {
     }
   }
 
+  /**
+   * Removes the destination if it is dangerous.
+   *
+   * Note this can only be called after common.inc has been included.
+   *
+   * @return bool
+   *   TRUE if the destination has been removed from $_GET, FALSE if not.
+   */
+  public static function cleanDestination() {
+    $dangerous_keys = array();
+    $log_sanitized_keys = variable_get('sanitize_input_logging', FALSE);
+
+    $parts = drupal_parse_url($_GET['destination']);
+    // If there is a query string, check its query parameters.
+    if (!empty($parts['query'])) {
+      $whitelist = variable_get('sanitize_input_whitelist', array());
+
+      self::stripDangerousValues($parts['query'], $whitelist, $dangerous_keys);
+      if (!empty($dangerous_keys)) {
+        // The destination is removed rather than sanitized to mirror the
+        // handling of external destinations.
+        unset($_GET['destination']);
+        unset($_REQUEST['destination']);
+        if ($log_sanitized_keys) {
+          trigger_error(format_string('Potentially unsafe destination removed from query string parameters (GET) because it contained the following keys: @keys', array('@keys' => implode(', ', $dangerous_keys))));
+        }
+        return TRUE;
+      }
+    }
+    return FALSE;
+  }
+
   /**
    * Strips dangerous keys from the provided input.
    *