From: Andi Kleen <andi@firstfloor.org>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Vasiliy Kulikov <segoon@openwall.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, James Morris <jmorris@namei.org>,
kernel-hardening@lists.openwall.com, x86@kernel.org,
linux-kernel@vger.kernel.org,
linux-security-module@vger.kernel.org
Subject: [kernel-hardening] Re: [RFC] x86: restrict pid namespaces to 32 or 64 bit syscalls
Date: Sat, 13 Aug 2011 19:38:05 -0700 [thread overview]
Message-ID: <m2ei0olnua.fsf@firstfloor.org> (raw)
In-Reply-To: <36fcaf94-2e99-47cb-a835-aefb79856429@email.android.com> (H. Peter Anvin's message of "Sat, 13 Aug 2011 10:41:54 -0500")
"H. Peter Anvin" <hpa@zytor.com> writes:
>
> IA64 is totally different. I'm extremely sceptical to this patch; it feels like putting code in a super-hot path to paper over a problem that has to be fixed anyway.
Sounds to me a better alternative would be more aggressive, pro-active
fuzzing of the compat calls.
-Andi
--
ak@linux.intel.com -- Speaking for myself only
WARNING: multiple messages have this Message-ID (diff)
From: Andi Kleen <andi@firstfloor.org>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Vasiliy Kulikov <segoon@openwall.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, James Morris <jmorris@namei.org>,
kernel-hardening@lists.openwall.com, x86@kernel.org,
linux-kernel@vger.kernel.org,
linux-security-module@vger.kernel.org
Subject: Re: [RFC] x86: restrict pid namespaces to 32 or 64 bit syscalls
Date: Sat, 13 Aug 2011 19:38:05 -0700 [thread overview]
Message-ID: <m2ei0olnua.fsf@firstfloor.org> (raw)
In-Reply-To: <36fcaf94-2e99-47cb-a835-aefb79856429@email.android.com> (H. Peter Anvin's message of "Sat, 13 Aug 2011 10:41:54 -0500")
"H. Peter Anvin" <hpa@zytor.com> writes:
>
> IA64 is totally different. I'm extremely sceptical to this patch; it feels like putting code in a super-hot path to paper over a problem that has to be fixed anyway.
Sounds to me a better alternative would be more aggressive, pro-active
fuzzing of the compat calls.
-Andi
--
ak@linux.intel.com -- Speaking for myself only
next prev parent reply other threads:[~2011-08-14 2:38 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-12 15:03 [kernel-hardening] [RFC] x86: restrict pid namespaces to 32 or 64 bit syscalls Vasiliy Kulikov
2011-08-12 15:03 ` Vasiliy Kulikov
2011-08-12 20:08 ` [kernel-hardening] " H. Peter Anvin
2011-08-12 20:08 ` H. Peter Anvin
2011-08-13 6:22 ` [kernel-hardening] " Vasiliy Kulikov
2011-08-13 6:22 ` Vasiliy Kulikov
2011-08-13 15:41 ` [kernel-hardening] " H. Peter Anvin
2011-08-13 15:41 ` H. Peter Anvin
2011-08-13 16:32 ` [kernel-hardening] " Vasiliy Kulikov
2011-08-14 9:09 ` Solar Designer
2011-08-14 9:09 ` Solar Designer
2011-08-18 14:40 ` [kernel-hardening] [RFC v2] " Vasiliy Kulikov
2011-08-18 14:40 ` Vasiliy Kulikov
2011-08-14 2:38 ` Andi Kleen [this message]
2011-08-14 2:38 ` [RFC] " Andi Kleen
2011-08-14 5:08 ` [kernel-hardening] " H. Peter Anvin
2011-08-14 5:08 ` H. Peter Anvin
2011-08-14 9:20 ` [kernel-hardening] " Solar Designer
2011-08-14 9:20 ` Solar Designer
2011-08-14 14:48 ` [kernel-hardening] " H. Peter Anvin
2011-08-14 14:48 ` H. Peter Anvin
2011-08-14 15:27 ` [kernel-hardening] " Andi Kleen
2011-08-14 15:27 ` Andi Kleen
2011-08-14 15:36 ` [kernel-hardening] " H. Peter Anvin
2011-08-14 15:36 ` H. Peter Anvin
2011-08-14 23:29 ` [kernel-hardening] " James Morris
2011-08-14 23:29 ` James Morris
2011-08-15 0:18 ` [kernel-hardening] " Andi Kleen
2011-08-15 0:18 ` Andi Kleen
2011-08-15 0:32 ` [kernel-hardening] " Will Drewry
2011-08-15 0:58 ` Andi Kleen
[not found] ` <20110814152729.GU5782-qrUzlfsMFqo/4alezvVtWx2eb7JE58TQ@public.gmane.org>
2011-08-14 16:08 ` Vasiliy Kulikov
2011-08-14 16:08 ` Vasiliy Kulikov
2011-08-14 16:08 ` [kernel-hardening] " Vasiliy Kulikov
2011-08-15 18:51 ` Solar Designer
2011-08-15 18:51 ` Solar Designer
2011-08-15 18:59 ` [kernel-hardening] " H. Peter Anvin
2011-08-15 18:59 ` H. Peter Anvin
2011-08-15 20:14 ` [kernel-hardening] " Solar Designer
2011-08-15 20:14 ` Solar Designer
2011-08-15 20:27 ` [kernel-hardening] " Andi Kleen
2011-08-15 20:27 ` Andi Kleen
2011-08-15 20:48 ` [kernel-hardening] " H. Peter Anvin
2011-08-15 20:48 ` H. Peter Anvin
2011-08-15 22:13 ` [kernel-hardening] " Eric Paris
2011-08-15 22:13 ` Eric Paris
2011-08-16 1:18 ` [kernel-hardening] " Andi Kleen
2011-08-16 1:18 ` Andi Kleen
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