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--TEST--
Bug #79091 (heap use-after-free in session_create_id())
--SKIPIF--
<?php
if (!extension_loaded('session')) die('skip session extension not available');
?>
--FILE--
<?php
class MySessionHandler implements SessionHandlerInterface, SessionIdInterface, SessionUpdateTimestampHandlerInterface
{
public function close()
{
return true;
}
public function destroy($session_id)
{
return true;
}
public function gc($maxlifetime)
{
return true;
}
public function open($save_path, $session_name)
{
return true;
}
public function read($session_id)
{
return '';
}
public function write($session_id, $session_data)
{
return true;
}
public function create_sid()
{
return uniqid();
}
public function updateTimestamp($key, $val)
{
return true;
}
public function validateId($key)
{
return false;
}
}
ob_start();
var_dump(session_set_save_handler(new MySessionHandler()));
var_dump(session_start());
ob_flush();
session_create_id();
?>
--EXPECTF--
bool(true)
bool(true)
Warning: session_create_id(): Failed to create new ID in %s on line %d
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