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From: Ingo Molnar <mingo@kernel.org>
To: Borislav Petkov <bp@alien8.de>, Julien Tinnes <jln@google.com>,
	Kees Cook <keescook@chromium.org>,
	LKML <linux-kernel@vger.kernel.org>,
	"kernel-hardening@lists.openwall.com"
	<kernel-hardening@lists.openwall.com>,
	"H. Peter Anvin" <hpa@zytor.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, "x86@kernel.org" <x86@kernel.org>,
	Jarkko Sakkinen <jarkko.sakkinen@intel.com>,
	Matthew Garrett <mjg@redhat.com>,
	Matt Fleming <matt.fleming@intel.com>,
	Eric Northup <digitaleric@google.com>,
	Dan Rosenberg <drosenberg@vsecurity.com>,
	Will Drewry <wad@chromium.org>
Subject: [kernel-hardening] Re: [PATCH 3/3] x86: kernel base offset ASLR
Date: Mon, 8 Apr 2013 14:13:36 +0200	[thread overview]
Message-ID: <20130408121336.GE7513@gmail.com> (raw)
In-Reply-To: <20130405204306.GA14092@pd.tnic>


* Borislav Petkov <bp@alien8.de> wrote:

> On Fri, Apr 05, 2013 at 01:19:39PM -0700, Julien Tinnes wrote:
> > I think it'd be perfectly ok for OOPS to print out the kernel base.
> 
> Yeah, ok, this still would need some massaging of the oops output per
> script, but it shouldn't be a big problem.

Doesn't kallsyms decoding make it all useful in most cases?

(I assume that this patch-set still keeps kallsyms working.)

Thanks,

	Ingo

WARNING: multiple messages have this Message-ID (diff)
From: Ingo Molnar <mingo@kernel.org>
To: Borislav Petkov <bp@alien8.de>, Julien Tinnes <jln@google.com>,
	Kees Cook <keescook@chromium.org>,
	LKML <linux-kernel@vger.kernel.org>,
	"kernel-hardening@lists.openwall.com" 
	<kernel-hardening@lists.openwall.com>,
	"H. Peter Anvin" <hpa@zytor.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, "x86@kernel.org" <x86@kernel.org>,
	Jarkko Sakkinen <jarkko.sakkinen@intel.com>,
	Matthew Garrett <mjg@redhat.com>,
	Matt Fleming <matt.fleming@intel.com>,
	Eric Northup <digitaleric@google.com>,
	Dan Rosenberg <drosenberg@vsecurity.com>,
	Will Drewry <wad@chromium.org>
Subject: Re: [PATCH 3/3] x86: kernel base offset ASLR
Date: Mon, 8 Apr 2013 14:13:36 +0200	[thread overview]
Message-ID: <20130408121336.GE7513@gmail.com> (raw)
In-Reply-To: <20130405204306.GA14092@pd.tnic>


* Borislav Petkov <bp@alien8.de> wrote:

> On Fri, Apr 05, 2013 at 01:19:39PM -0700, Julien Tinnes wrote:
> > I think it'd be perfectly ok for OOPS to print out the kernel base.
> 
> Yeah, ok, this still would need some massaging of the oops output per
> script, but it shouldn't be a big problem.

Doesn't kallsyms decoding make it all useful in most cases?

(I assume that this patch-set still keeps kallsyms working.)

Thanks,

	Ingo

  parent reply	other threads:[~2013-04-08 12:13 UTC|newest]

Thread overview: 102+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-04-04 20:07 [kernel-hardening] [PATCH 0/3] kernel ASLR Kees Cook
2013-04-04 20:07 ` Kees Cook
2013-04-04 20:07 ` [kernel-hardening] [PATCH 1/3] x86: routines to choose random kernel base offset Kees Cook
2013-04-04 20:07   ` Kees Cook
2013-04-05  7:24   ` [kernel-hardening] " Ingo Molnar
2013-04-05  7:24     ` Ingo Molnar
2013-04-05  7:36     ` [kernel-hardening] " Ingo Molnar
2013-04-05  7:36       ` Ingo Molnar
2013-04-05 18:15       ` [kernel-hardening] " H. Peter Anvin
2013-04-05 18:15         ` H. Peter Anvin
2013-04-08  5:35         ` [kernel-hardening] " Hasinoliva MIARIMANJATO
2013-04-08  5:35           ` Hasinoliva MIARIMANJATO
2013-04-04 20:07 ` [kernel-hardening] [PATCH 2/3] x86: build reloc tool for both 64 and 32 bit Kees Cook
2013-04-04 20:07   ` Kees Cook
2013-04-05  7:13   ` [kernel-hardening] " Ingo Molnar
2013-04-05  7:13     ` Ingo Molnar
2013-04-04 20:07 ` [kernel-hardening] [PATCH 3/3] x86: kernel base offset ASLR Kees Cook
2013-04-04 20:07   ` Kees Cook
2013-04-04 20:12   ` [kernel-hardening] " H. Peter Anvin
2013-04-04 20:12     ` H. Peter Anvin
2013-04-04 20:19     ` [kernel-hardening] " Julien Tinnes
2013-04-04 20:19       ` Julien Tinnes
2013-04-04 20:23       ` [kernel-hardening] " Julien Tinnes
2013-04-04 20:23         ` Julien Tinnes
2013-04-04 20:27         ` [kernel-hardening] " H. Peter Anvin
2013-04-04 20:27           ` H. Peter Anvin
2013-04-04 20:48           ` [kernel-hardening] " Julien Tinnes
2013-04-04 20:48             ` Julien Tinnes
2013-04-05  7:05             ` [kernel-hardening] " Ingo Molnar
2013-04-05  7:05               ` Ingo Molnar
2013-04-04 20:54     ` [kernel-hardening] " Kees Cook
2013-04-04 20:54       ` Kees Cook
2013-04-04 20:58       ` [kernel-hardening] " H. Peter Anvin
2013-04-04 20:58         ` H. Peter Anvin
2013-04-04 21:00         ` [kernel-hardening] " Kees Cook
2013-04-04 21:00           ` Kees Cook
2013-04-04 21:01           ` [kernel-hardening] " H. Peter Anvin
2013-04-04 21:01             ` H. Peter Anvin
2013-04-04 21:04             ` [kernel-hardening] " Eric Northup
2013-04-04 21:04               ` Eric Northup
2013-04-04 21:06             ` [kernel-hardening] " Kees Cook
2013-04-04 21:06               ` Kees Cook
2013-04-04 21:00         ` [kernel-hardening] " Julien Tinnes
2013-04-04 21:00           ` Julien Tinnes
2013-04-04 21:01         ` [kernel-hardening] " Eric Northup
2013-04-04 21:01           ` Eric Northup
2013-04-05  7:55           ` [kernel-hardening] " Ingo Molnar
2013-04-05  7:55             ` Ingo Molnar
2013-04-04 20:21   ` [kernel-hardening] " H. Peter Anvin
2013-04-04 20:21     ` H. Peter Anvin
2013-04-04 20:47     ` [kernel-hardening] " Eric Northup
2013-04-04 20:47       ` Eric Northup
2013-04-05  1:08       ` [kernel-hardening] " H. Peter Anvin
2013-04-05  1:08         ` H. Peter Anvin
2013-04-05  8:04     ` [kernel-hardening] " Ingo Molnar
2013-04-05  8:04       ` Ingo Molnar
2013-04-05 15:30       ` [kernel-hardening] " H. Peter Anvin
2013-04-05 15:30         ` H. Peter Anvin
2013-04-08 11:58         ` [kernel-hardening] " Ingo Molnar
2013-04-08 11:58           ` Ingo Molnar
2013-04-08 14:58           ` [kernel-hardening] " H. Peter Anvin
2013-04-08 14:58             ` H. Peter Anvin
2013-04-05 18:17       ` [kernel-hardening] " H. Peter Anvin
2013-04-05 18:17         ` H. Peter Anvin
2013-04-05 20:01     ` [kernel-hardening] " Yinghai Lu
2013-04-05 20:01       ` Yinghai Lu
2013-04-05 20:05       ` [kernel-hardening] " H. Peter Anvin
2013-04-05 20:05         ` H. Peter Anvin
2013-04-05 20:19         ` [kernel-hardening] " Yinghai Lu
2013-04-05 20:19           ` Yinghai Lu
2013-04-05 20:29           ` [kernel-hardening] " H. Peter Anvin
2013-04-05 20:29             ` H. Peter Anvin
2013-04-05  7:11   ` [kernel-hardening] " Ingo Molnar
2013-04-05  7:11     ` Ingo Molnar
2013-04-05 22:06     ` [kernel-hardening] " Julien Tinnes
2013-04-05 22:06       ` Julien Tinnes
2013-04-05 22:08       ` [kernel-hardening] " H. Peter Anvin
2013-04-05 22:08         ` H. Peter Anvin
2013-04-05 22:13         ` [kernel-hardening] " Julien Tinnes
2013-04-05 22:13           ` Julien Tinnes
2013-04-05  7:34   ` [kernel-hardening] " Ingo Molnar
2013-04-05  7:34     ` Ingo Molnar
2013-04-05 12:12   ` [kernel-hardening] " Jiri Kosina
2013-04-05 12:12     ` Jiri Kosina
2013-04-05 14:49   ` [kernel-hardening] " Borislav Petkov
2013-04-05 14:49     ` Borislav Petkov
2013-04-05 20:19     ` [kernel-hardening] " Julien Tinnes
2013-04-05 20:19       ` Julien Tinnes
2013-04-05 20:43       ` [kernel-hardening] " Borislav Petkov
2013-04-05 20:43         ` Borislav Petkov
2013-04-05 23:18         ` [kernel-hardening] " Kees Cook
2013-04-05 23:18           ` Kees Cook
2013-04-06 10:10           ` [kernel-hardening] " Borislav Petkov
2013-04-06 10:10             ` Borislav Petkov
2013-04-08  5:34             ` [kernel-hardening] " Hasinoliva MIARIMANJATO
2013-04-08 12:13         ` Ingo Molnar [this message]
2013-04-08 12:13           ` Ingo Molnar
2013-04-08  5:34 ` [kernel-hardening] [PATCH 0/3] kernel ASLR Hasinoliva MIARIMANJATO
2013-04-11 20:52 ` [kernel-hardening] " H. Peter Anvin
2013-04-11 20:52   ` H. Peter Anvin
2013-04-11 21:28   ` [kernel-hardening] " Kees Cook
2013-04-11 21:28     ` Kees Cook

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