Ticket #13659: wp_mkdir_p_p2.patch

wp-includes/functions.php

@@ -2031 +2031 @@
         if ( @mkdir( $target ) ) {
                 $stat = @stat( dirname( $target ) );
                 $dir_perms = $stat['mode'] & 0007777;  // Get the permission bits.
-                @chmod( $target, $dir_perms );
+                if( ( $dir_perms & 0007000 ) == 0 || ! ini_get('safe_mode') ) { // Cannot set the SUID, SGID and sticky bits in safe mode
+                  @chmod( $target, $dir_perms );
+                }
                 return true;
         } elseif ( is_dir( dirname( $target ) ) ) {
                         return false;