From: Tom Tromey <tromey@redhat.com>
To: Jan Kratochvil <jan.kratochvil@redhat.com>
Cc: gdb-patches@sourceware.org
Subject: Re: [suspend] [patch 3/3] attach-fail-reasons: SELinux deny_ptrace
Date: Thu, 08 Mar 2012 16:43:00 -0000 [thread overview]
Message-ID: <87d38nnivc.fsf@fleche.redhat.com> (raw)
In-Reply-To: <20120308065319.GA15742@host2.jankratochvil.net> (Jan Kratochvil's message of "Thu, 8 Mar 2012 07:53:19 +0100")
>>>>> "Jan" == Jan Kratochvil <jan.kratochvil@redhat.com> writes:
Jan> On Tue, 06 Mar 2012 07:17:39 +0100, Jan Kratochvil wrote:
>> and here is the last bit for new SELinux 'deny_ptrace':
>> https://bugzilla.redhat.com/show_bug.cgi?id=786878
Jan> FYI going to keep this patch off-trunk for a while as 'deny_ptrace' is not
Jan> going to restrict PTRACE_TRACEME. Therefore the GDB patch no longer has to
Jan> protect against failing PTRACE_TRACEME. This does simplify the GDB patch.
Jan> I will wait till the SELinux kernel 'deny_ptrace' restrictions settle down.
I wonder whether ptrace-hardening approaches other than SELinux still
have restrictions on PTRACE_TRACEME. If so then you may want a similar
patch anyhow.
Tom
next prev parent reply other threads:[~2012-03-08 16:43 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-06 6:18 Jan Kratochvil
2012-03-06 8:35 ` Mark Kettenis
2012-03-06 8:42 ` Jan Kratochvil
2012-03-06 19:29 ` Tom Tromey
2012-03-08 6:53 ` [suspend] " Jan Kratochvil
2012-03-08 16:43 ` Tom Tromey [this message]
2012-03-08 16:46 ` Jan Kratochvil
2012-03-08 17:50 ` Tom Tromey
2012-03-08 16:51 ` Pedro Alves
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