Ticket #49286: 49286.diff

src/wp-admin/update-core.php

@@ -37 +37 @@
         global $wp_local_package, $wpdb;
         static $first_pass = true;
 
+        if ( ! is_object( $update ) ) {
+                return;
+        }
+
         $wp_version     = get_bloginfo( 'version' );
         $version_string = sprintf( '%s–%s', $update->current, get_locale() );
 
@@ -275 +279 @@
                 echo '<h2 class="response">' . __( 'You have the latest version of WordPress.' ) . '</h2>';
         }
 
-        echo '<ul class="core-updates">';
-        foreach ( (array) $updates as $update ) {
-                echo '<li>';
-                list_core_update( $update );
-                echo '</li>';
+        if ( $updates ) {
+                echo '<ul class="core-updates">';
+                foreach ( (array) $updates as $update ) {
+                        echo '<li>';
+                        list_core_update( $update );
+                        echo '</li>';
+                }
+                echo '</ul>';
         }
-        echo '</ul>';
 
         // Don't show the maintenance mode notice when we are only showing a single re-install option.
         if ( $updates && ( count( $updates ) > 1 || 'latest' !== $updates[0]->response ) ) {