1--TEST--
2Bug #61367: open_basedir bypass in libxml RSHUTDOWN: read test
3--EXTENSIONS--
4dom
5--SKIPIF--
6<?php
7if (LIBXML_VERSION < 20912) die('skip For libxml2 >= 2.9.12 only');
8?>
9--INI--
10open_basedir=.
11--FILE--
12<?php
13/*
14 * Note: Using error_reporting=E_ALL & ~E_NOTICE to suppress "Trying to get property of non-object" notices.
15 */
16class StreamExploiter {
17    public $context;
18
19    public function stream_close (  ) {
20        $doc = new DOMDocument;
21        $doc->resolveExternals = true;
22        $doc->substituteEntities = true;
23        $dir = htmlspecialchars(dirname(getcwd()));
24        $dir = str_replace('\\', '/', $dir); // fix for windows
25        $doc->loadXML( <<<XML
26<!DOCTYPE doc [
27    <!ENTITY file SYSTEM "file:///$dir/bad">
28]>
29<doc>&file;</doc>
30XML
31        );
32        print $doc->documentElement->firstChild->nodeValue;
33    }
34
35    public function stream_open (  $path ,  $mode ,  $options ,  &$opened_path ) {
36        return true;
37    }
38}
39
40var_dump(mkdir('test_bug_61367-read'));
41var_dump(mkdir('test_bug_61367-read/base'));
42var_dump(file_put_contents('test_bug_61367-read/bad', 'blah'));
43var_dump(chdir('test_bug_61367-read/base'));
44
45stream_wrapper_register( 'exploit', 'StreamExploiter' );
46$s = fopen( 'exploit://', 'r' );
47
48?>
49--CLEAN--
50<?php
51unlink('test_bug_61367-read/bad');
52rmdir('test_bug_61367-read/base');
53rmdir('test_bug_61367-read');
54?>
55--EXPECTF--
56bool(true)
57bool(true)
58int(4)
59bool(true)
60
61Warning: DOMDocument::loadXML(): %Sfailed to load external entity "file:///%s/test_bug_61367-read/bad" in %s on line %d
62
63Warning: Attempt to read property "nodeValue" on null in %s on line %d
64