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Message-ID: <CAGXu5j+bY=xtX_1v=_vj-rGsed5OsaR-6B15w=tmsor0HS1o+A@mail.gmail.com>
Date: Tue, 3 Jan 2017 14:38:00 -0800
From: Kees Cook <keescook@...omium.org>
To: amitsagar gowda <amitsagargowda@...il.com>
Cc: "kernel-hardening@...ts.openwall.com" <kernel-hardening@...ts.openwall.com>
Subject: Re: Security issues on ARM processor
On Thu, Dec 29, 2016 at 2:22 AM, amitsagar gowda
<amitsagargowda@...il.com> wrote:
> Hi All,
> I'm interested to contribute to Linux Kernel Self Protection Project i
> have 12+ year of ARM Linux Kernel development and hence would like to help
> in fixing some security issues on ARM processors. Could you please me find
> some topics where i could help in this lines.
Hi! Welcome to the fun!
As a small starter project, how about implementing
arch_within_stack_frames() (and then selecting
HAVE_ARCH_WITHIN_STACK_FRAMES in the arm Kconfig). Testing the result
should be possible with lkdtm's
USERCOPY_STACK_FRAME_FROM target.
Let us know if you need more details!
-Kees
--
Kees Cook
Nexus Security
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