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From: Borislav Petkov <bp@alien8.de>
To: Ingo Molnar <mingo@kernel.org>
Cc: "Luck, Tony" <tony.luck@intel.com>,
	"H. Peter Anvin" <hpa@zytor.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Andy Lutomirski <luto@amacapital.net>,
	Peter Zijlstra <peterz@infradead.org>,
	Steven Rostedt <rostedt@goodmis.org>,
	Brian Gerst <brgerst@gmail.com>,
	lkml <linux-kernel@vger.kernel.org>
Subject: Re: [RFC] Dump interesting arch/platform info
Date: Wed, 3 Feb 2016 12:00:53 +0100	[thread overview]
Message-ID: <20160203110052.GA20682@pd.tnic> (raw)
In-Reply-To: <20160203104823.GA21257@gmail.com>

On Wed, Feb 03, 2016 at 11:48:23AM +0100, Ingo Molnar wrote:
> Agreed. We used to have something like this but then removed it due to various 
> problems - but the concept itself is fine.
> 
> Note that these can be pretty security sensitive pieces of information, and can 
> also expose ASLR/KASLR details, so the VFS interface needs to be a strictly 
> root-only thing.

Oh sure, so the use case I have in mind is have this as a module,
modprobe it on a system, get the whole info and delete the module .ko
file again. As root.

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.

  reply	other threads:[~2016-02-03 11:00 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-01 11:56 [RFC] Dump interesting arch/platform info Borislav Petkov
2016-02-01 23:29 ` Luck, Tony
2016-02-02  9:41   ` Borislav Petkov
2016-02-03 10:48     ` Ingo Molnar
2016-02-03 11:00       ` Borislav Petkov [this message]
2016-02-04 15:22         ` [PATCH -v2] x86: Add an archinfo dumper module Borislav Petkov
2016-02-04 19:07           ` Luck, Tony
2016-02-07 10:51             ` Borislav Petkov
2016-02-09 19:17               ` Luck, Tony
2016-02-09 19:46                 ` Borislav Petkov
2016-02-05 19:51           ` Luck, Tony
2016-02-05 22:24             ` Luck, Tony
2016-02-08  0:01           ` H. Peter Anvin
2016-02-08  7:50             ` Boris Petkov
2016-02-09 12:23             ` Ingo Molnar
2016-02-09 14:01               ` Borislav Petkov

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