From: Mark Kettenis <mark.kettenis@xs4all.nl>
To: fche@redhat.com
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
Date: Mon, 16 Nov 2009 15:59:00 -0000 [thread overview]
Message-ID: <200911161556.nAGFuO6g029976@glazunov.sibelius.xs4all.nl> (raw)
In-Reply-To: <y0mbpj2wlhu.fsf@fche.csb>
> From: fche@redhat.com (Frank Ch. Eigler)
> Date: Mon, 16 Nov 2009 10:13:49 -0500
>
> 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.
That's not quite the point I wanted to make. I merely wanted to point
out that glibc implemented this security measure (and apparently keeps
changing it) without considering the debugability of processes.
prev parent reply other threads:[~2009-11-16 15:59 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-15 17:35 Daniel Jacobowitz
2009-11-15 18:06 ` Eli Zaretskii
2009-11-15 18:30 ` Paul Pluzhnikov
2009-11-15 22:36 ` Daniel Jacobowitz
2009-11-15 23:06 ` Paul Pluzhnikov
2009-11-16 14:37 ` Daniel Jacobowitz
2009-11-16 14:55 ` Pedro Alves
2009-11-16 14:56 ` Pedro Alves
2009-11-16 15:05 ` Pedro Alves
2009-11-16 17:50 ` Daniel Jacobowitz
2009-11-15 18:39 ` Joseph S. Myers
2009-11-15 21:52 ` Mark Kettenis
2009-11-15 22:37 ` Daniel Jacobowitz
2009-11-16 15:15 ` Frank Ch. Eigler
2009-11-16 15:40 ` Paul Pluzhnikov
2009-11-16 15:43 ` Paul Pluzhnikov
2009-11-16 16:19 ` Mark Kettenis
2009-11-16 15:59 ` Mark Kettenis [this message]
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