On Tue, 2005-12-27 at 12:18 -0200, [email protected] wrote:
> Arjan van de Ven escreveu:
>
> >buffer overflows do not break connections, and as such I think you are
> >out of luck.
> >Having said that.. on modern linux distros it's pretty hard to do a
> >buffer overflow exploit nowadays (NX[1] to make stacks non-executable,
> >randomisations, compiler based detection (via FORTIFY_SOURCE and/or
> >-fstackprotector)... add all those together and it's certainly not easy
> >to do this....
> >
> >
> >
> >[1] or emulations of NX such as segment limits techniques
> >
> >
> >
>
> Hello!
>
> Locally is very simple to exploit buffer overflows in the linux kernel.
sure kernel space is a whole different kettle of fish. The good news
there however is that in kernel space it's rather rare to work with
buffers on the stack (by virtue of only having a really tiny stack in
the first place). Not impossible but at least rare.
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