1--TEST--
2Testing null byte injection in imagewebp
3--CLEAN--
4$tempdir = sys_get_temp_dir(). '/php-gdtest';
5foreach (glob($tempdir . "/test*") as $file ) { unlink($file); }
6rmdir($tempdir);
7--SKIPIF--
8<?php
9$support = gd_info();
10if (!isset($support['WEBP Support']) || $support['WEBP Support'] === false) {
11	print 'skip webp support not available';
12}
13?>
14--FILE--
15<?php
16$image = imagecreate(1,1);// 1px image
17
18
19$tempdir = sys_get_temp_dir(). '/php-gdtest';
20if (!file_exists($tempdir) && !is_dir($tempdir)) {
21	mkdir ($tempdir, 0777, true);
22}
23
24$userinput = "1\0"; // from post or get data
25$temp = $tempdir. "/test" . $userinput .".tmp";
26
27echo "\nimagewebp TEST\n";
28imagewebp($image, $temp);
29var_dump(file_exists($tempdir. "/test1"));
30var_dump(file_exists($tempdir. "/test1.tmp"));
31foreach (glob($tempdir . "/test*") as $file ) { unlink($file); }
32
33--EXPECTF--
34imagewbmp TEST
35
36Warning: imagewebp(): Invalid 2nd parameter, filename must not contain null bytes in %s on line %d
37bool(false)
38bool(false)
39