Re: OS stopping stack buffer overflow exploits

From: Florian Weimer (
Date: Sun Jun 04 2000 - 06:14:47 EST

"Peter T. Breuer" <> writes:

> "A month of sundays ago Florian Weimer wrote:"
> > The C and C++ frontends only generate trampolines if you use a GNU
> > extension (nested functions).
> And I have no idea why they should want to: nesting is purely a
> question of namespaces and syntactic scoping. It should impact
> the implementation semantics not at all.

Yes, that's right. That's why we need trampolines: otherwise, pointers
to nested functions would have semantics differing from ordinary function

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