[PATCH v4 0/3] arm64: usercopy: Implement stack frame object validation

James Morse james.morse at arm.com
Thu Mar 30 01:30:20 PDT 2017


Hi Kees,

On 28/03/17 23:34, Kees Cook wrote:
> On Thu, Feb 16, 2017 at 4:54 PM, Kees Cook <keescook at chromium.org> wrote:
>> On Thu, Feb 16, 2017 at 10:29 AM, James Morse <james.morse at arm.com> wrote:
>>> This version of Sahara's arch_within_stack_frames() series replaces the
>>> open-coded stack walker with a call to arm64's existing walker.

> Is this still in progress? Seemed like it was very close?

Ah, sorry, I lost track of this when it jumped between mail folders... Sahara
had comments on the last patch.

How does all this fit with Al Viro's uaccess unification tree?:
https://lkml.org/lkml/2017/3/29/61


Thanks,

James



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