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Message-ID: <87k2goa5yy.fsf@@concordia.ellerman.id.au>
Date: Thu, 14 Jul 2016 20:07:01 +1000
From: Michael Ellerman <mpe@...erman.id.au>
To: Kees Cook <keescook@...omium.org>, linux-kernel@...r.kernel.org
Cc: Kees Cook <keescook@...omium.org>, Rik van Riel <riel@...hat.com>, Casey Schaufler <casey@...aufler-ca.com>, PaX Team <pageexec@...email.hu>, Brad Spengler <spender@...ecurity.net>, Russell King <linux@...linux.org.uk>, Catalin Marinas <catalin.marinas@....com>, Will Deacon <will.deacon@....com>, Ard Biesheuvel <ard.biesheuvel@...aro.org>, Benjamin Herrenschmidt <benh@...nel.crashing.org>, Tony Luck <tony.luck@...el.com>, Fenghua Yu <fenghua.yu@...el.com>, "David S. Miller" <davem@...emloft.net>, x86@...nel.org, Christoph Lameter <cl@...ux.com>, Pekka Enberg <penberg@...nel.org>, David Rientjes <rientjes@...gle.com>, Joonsoo Kim <iamjoonsoo.kim@....com>, Andrew Morton <akpm@...ux-foundation.org>, Andy Lutomirski <luto@...nel.org>, Borislav Petkov <bp@...e.de>, Mathias Krause <minipli@...glemail.com>, Jan Kara <jack@...e.cz>, Vitaly Wool <vitalywool@...il.com>, Andrea Arcangeli <aarcange@...hat.com>, Dmitry Vyukov <dvyukov@...gle.com>, Laura Abbott <labbott@...oraproject.org>, lin
ux-arm-kernel@...ts.infradead.org, linux-ia64@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org, sparclinux@...r.kernel.org, linux-arch@...r.kernel.org, linux-mm@...ck.org, kernel-hardening@...ts.openwall.com
Subject: Re: [PATCH v2 11/11] mm: SLUB hardened usercopy support
Kees Cook <keescook@...omium.org> writes:
> Under CONFIG_HARDENED_USERCOPY, this adds object size checking to the
> SLUB allocator to catch any copies that may span objects. Includes a
> redzone handling fix from Michael Ellerman.
Actually I think you wrote the fix, I just pointed you in that
direction. But anyway, this works for me, so if you like:
Tested-by: Michael Ellerman <mpe@...erman.id.au>
cheers
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