Re: [PATCH 0/2]: ARM: Enable THREAD_INFO_IN_TASK

From: Kees Cook
Date: Thu Sep 02 2021 - 12:07:47 EST


On Thu, Sep 02, 2021 at 08:54:26AM -0700, Keith Packard wrote:
> Placing thread_info in the kernel stack leaves it vulnerable to stack
> overflow attacks. This short series addresses that by using the
> existing THREAD_INFO_IN_TASK infrastructure.

Very cool! Thanks for working on this. If you want, you can refer to the
KSPP bug for this too:
https://github.com/KSPP/linux/issues/1

(Anyone want to do MIPS?)

-Kees

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Kees Cook