Re: Stack clash and Fedora, new kernel vulnerability, from kernel list

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On Tue, 2017-06-20 at 08:56 -0400, Tom Horsley wrote:
> On Tue, 20 Jun 2017 08:32:23 -0400
> Tom Horsley wrote:
> 
> > That doesn't make any sense. If the exploit happens in ld.so, fixing it
> > doesn't do anything. All you need to do is point an executable at an
> > old copy of ld.so and you have access to the same exploit.
> 
> OK, I see it now. The exploit only happens in setuid programs,
> so if they are linked with a repaired ld.so, then I can't
> change them to use the broken ld.so (unless I have root access,
> in which case who needs the exploit).

Exactly.

poc
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