Date: Tue, 1 Sep 1998 23:37:36 -0500 From: Zach Heilig <zach@gaffaneys.com> To: Bruce Evans <bde@zeta.org.au>, jdp@polstra.com Cc: current@FreeBSD.ORG, reilly@zeta.org.au Subject: Re: ELF binaries size Message-ID: <19980901233736.A3227@znh.org.> In-Reply-To: <199809020256.MAA24042@godzilla.zeta.org.au>; from Bruce Evans on Wed, Sep 02, 1998 at 12:56:17PM %2B1000 References: <199809020256.MAA24042@godzilla.zeta.org.au>
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On Wed, Sep 02, 1998 at 12:56:17PM +1000, Bruce Evans wrote:
> Perhaps a stack overflow exploit could change a write() arg on the stack
> to arrange for the text segment to be written to a user-readable file
> for further examination.
You don't even need that, consider this program:
#include <signal.h>
main() { raise(SIGQUIT); }
You just need to figure a way to send a SIGQUIT (the core file is
readable).
--
Zach Heilig -- zach@gaffaneys.com
Anyone who is capable of getting themselves made President should on no
account be allowed to do the job.
-- Douglas Adams, "The Hitchhiker's Guide to the Galaxy"
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