Last Updated: February 25, 2016
·
445
· jayay

Producing a segfault in PHP < 5.4

This code makes PHP (prior 5.4) crash. It produces a segfault or a memory overflow.

<?php

$foo = array(); // important to init as array
$foo[$undefined] = 'boom!';

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PHP applications still send a browser full of JavaScript. Hardening the server does not inventory the payment, analytics, and plugin scripts that run after the HTML is delivered.

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