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To: Mark Kettenis <mark.kettenis@xs4all.nl>
Cc: joseph@codesourcery.com, drow@false.org, gdb-patches@sourceware.org,         pedro@codesourcery.com, uweigand@de.ibm.com
Subject: Re: RFC: Longjmp vs LD_POINTER_GUARD revisited
References: <20091115173429.GB23483@caradoc.them.org> 	<Pine.LNX.4.64.0911151833510.28152@digraph.polyomino.org.uk> 	<200911152148.nAFLmYPK018249@glazunov.sibelius.xs4all.nl>
From: fche@redhat.com (Frank Ch. Eigler)
Date: Mon, 16 Nov 2009 15:15:00 -0000
In-Reply-To: <200911152148.nAFLmYPK018249@glazunov.sibelius.xs4all.nl> (Mark Kettenis's message of "Sun, 15 Nov 2009 22:48:34 +0100 (CET)")
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Mark Kettenis <mark.kettenis@xs4all.nl> writes:

>> [...]
> Isn't it a bit ridiculous that glibc, which is a GNU project, makes
> the life of GDB, another GNU project, so difficult?

Well, it's nothing personal.  If glibc made it trivial decrypt this
stuff on demand, it'd be just as easy for an attacker.  Maybe this is
a case for something akin to libthread_db.

- FChE