"One bug to rule them all" vulnerability in KJS?

Maksim Orlovich mo85 at cornell.edu
Fri Jul 17 18:07:07 BST 2009

On Friday 17 July 2009 00:21:03 Michael Pyne wrote:
> There is a flaw provocatively labeled "One bug to rule them all" at this
> link: http://www.g-sec.lu/one-bug-to-rule-them-all.html
> The author claims to have contacted KDE regarding Konqueror and received
> no response.  The bug itself is a unconstrained memory allocation using
> the select() JavaScript function (or something like that).  I have not
> tested the vulnerability since I have to be up in about 6 hours to
> checkout of this hotel and hit the road again. :-/

Yes, it's a rather simple way of allocating lots of memory, which can be 
"addressed" by arbitrary limits. There are, however, lots of other ways of 
doing it, and I could probably get any browser to OOM with a bit of effort.

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