Ticket #55678: 55678-1.diff

src/wp-includes/functions.php

@@ -3503 +3503 @@
                 return $size;
         }
 
-        $size = (int) @filesize( $path );
+        $size = is_readable( $path ) ? (int) filesize( $path ) : 0;
 
         /**
          * Filters the size of the file.