Bug #71876 [NEW]: Memory corruption htmlspecialchars(): charset `*' not supported

From: Date: Mon, 21 Mar 2016 23:24:38 +0000
Subject: Bug #71876 [NEW]: Memory corruption htmlspecialchars(): charset `*' not supported
Groups: php.bugs 
Request: Send a blank email to php-bugs+get-200013@lists.php.net to get a copy of this message 
From:             the_djmaze at hotmail dot com
Operating system: Linux
PHP version:      7.0.4
Package:          Strings related
Bug Type:         Bug
Bug description:Memory corruption htmlspecialchars(): charset `*' not supported

Description:
------------
Running the following code several times yields memory corruption.

Test script:
---------------
<?php
error_reporting(E_ALL);
ini_set('display_errors',1);
ini_set('log_errors',0);
class Text
{
	function run()
	{
		eval('static::echo_data(\'test\');');
	}
	protected static function echo_data($data)
	{
		echo htmlspecialchars($data, ENT_NOQUOTES);
	}
}
$test = new Text;
$test->run();
?>

Expected result:
----------------
No warning at all by using ini_get("default_charset")

Actual result:
--------------
Warning: htmlspecialchars(): charset `*' not supported
Where '*' is anything random.

-- 
Edit bug report at https://bugs.php.net/bug.php?id=71876&edit=1
-- 
Try a snapshot (PHP 5.4):   https://bugs.php.net/fix.php?id=71876&r=trysnapshot54
Try a snapshot (PHP 5.5):   https://bugs.php.net/fix.php?id=71876&r=trysnapshot55
Try a snapshot (trunk):     https://bugs.php.net/fix.php?id=71876&r=trysnapshottrunk
Fixed in SVN:               https://bugs.php.net/fix.php?id=71876&r=fixed
Fixed in release:           https://bugs.php.net/fix.php?id=71876&r=alreadyfixed
Need backtrace:             https://bugs.php.net/fix.php?id=71876&r=needtrace
Need Reproduce Script:      https://bugs.php.net/fix.php?id=71876&r=needscript
Try newer version:          https://bugs.php.net/fix.php?id=71876&r=oldversion
Not developer issue:        https://bugs.php.net/fix.php?id=71876&r=support
Expected behavior:          https://bugs.php.net/fix.php?id=71876&r=notwrong
Not enough info:            https://bugs.php.net/fix.php?id=71876&r=notenoughinfo
Submitted twice:            https://bugs.php.net/fix.php?id=71876&r=submittedtwice
register_globals:           https://bugs.php.net/fix.php?id=71876&r=globals
PHP 4 support discontinued: https://bugs.php.net/fix.php?id=71876&r=php4
Daylight Savings:           https://bugs.php.net/fix.php?id=71876&r=dst
IIS Stability:              https://bugs.php.net/fix.php?id=71876&r=isapi
Install GNU Sed:            https://bugs.php.net/fix.php?id=71876&r=gnused
Floating point limitations: https://bugs.php.net/fix.php?id=71876&r=float
No Zend Extensions:         https://bugs.php.net/fix.php?id=71876&r=nozend
MySQL Configuration Error:  https://bugs.php.net/fix.php?id=71876&r=mysqlcfg

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