From: mingo@kernel.org (Ingo Molnar)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v4 0/10] split ET_DYN ASLR from mmap ASLR
Date: Wed, 4 Mar 2015 22:54:37 +0100 [thread overview]
Message-ID: <20150304215437.GA22254@gmail.com> (raw)
In-Reply-To: <1425503454-7531-1-git-send-email-keescook@chromium.org>
* Kees Cook <keescook@chromium.org> wrote:
> To address the "offset2lib" ASLR weakness[1], this separates ET_DYN
> ASLR from mmap ASLR, as already done on s390. The architectures
> that are already randomizing mmap (arm, arm64, mips, powerpc, s390,
> and x86), have their various forms of arch_mmap_rnd() made available
> via the new CONFIG_ARCH_HAS_ELF_RANDOMIZE. For these architectures,
> arch_randomize_brk() is collapsed as well.
>
> This is an alternative to the solutions in:
> https://lkml.org/lkml/2015/2/23/442
>
> I've been able to test x86 and arm, and the buildbot (so far) seems
> happy with building the rest.
Ok, this looks really good - for all patches:
Reviewed-by: Ingo Molnar <mingo@kernel.org>
Thanks,
Ingo
next prev parent reply other threads:[~2015-03-04 21:54 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-04 21:10 [PATCH v4 0/10] split ET_DYN ASLR from mmap ASLR Kees Cook
2015-03-04 21:10 ` [PATCH v4 01/10] arm: factor out mmap ASLR into mmap_rnd Kees Cook
2015-03-04 21:10 ` [PATCH v4 02/10] x86: standardize mmap_rnd() usage Kees Cook
2015-03-04 21:10 ` [PATCH v4 03/10] arm64: " Kees Cook
2015-03-17 14:47 ` Will Deacon
2015-03-17 15:19 ` Kees Cook
2015-03-04 21:10 ` [PATCH v4 04/10] mips: extract logic for mmap_rnd() Kees Cook
2015-03-04 21:10 ` [PATCH v4 05/10] powerpc: standardize mmap_rnd() usage Kees Cook
2015-03-04 21:10 ` [PATCH v4 06/10] s390: " Kees Cook
2015-03-09 17:41 ` Martin Schwidefsky
2015-03-04 21:10 ` [PATCH v4 07/10] mm: expose arch_mmap_rnd when available Kees Cook
2015-03-04 21:10 ` [PATCH v4 08/10] s390: redefine randomize_et_dyn for ELF_ET_DYN_BASE Kees Cook
2015-03-09 17:42 ` Martin Schwidefsky
2015-03-04 21:10 ` [PATCH v4 09/10] mm: split ET_DYN ASLR from mmap ASLR Kees Cook
2015-03-04 21:10 ` [PATCH v4 10/10] mm: fold arch_randomize_brk into ARCH_HAS_ELF_RANDOMIZE Kees Cook
2015-03-04 21:54 ` Ingo Molnar [this message]
2015-03-04 21:58 ` [PATCH v4 0/10] split ET_DYN ASLR from mmap ASLR Kees Cook
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