Re: [PATCH net] netfilter: x_tables: avoid out-of-bounds reads in xt_request_find_match()

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On Thu, Jan 25, 2018 at 12:19:52AM +0100, Florian Westphal wrote:
> Eric Dumazet <eric.dumazet@xxxxxxxxx> wrote:
> > From: Eric Dumazet <edumazet@xxxxxxxxxx>
> > 
> > It looks like syzbot found its way into netfilter territory.
> 
> Excellent.  This will sure allow to find and fix more bugs :-)
> 
> > Issue here is that @name comes from user space and might
> > not be null terminated.
> 
> Indeed, thanks for fixing this Eric.
> 
> xt_find_target() and xt_find_table_lock() might have similar issues.

I'm going to keep back this patch then, it would be good if we can
find this in one single patch.

Thanks.
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