Re: [PATCH 5.9 639/757] random32: make prandom_u32() output unpredictable

From: Willy Tarreau
Date: Mon Nov 09 2020 - 02:55:05 EST


On Mon, Nov 09, 2020 at 08:54:13AM +0200, Amit Klein wrote:
> Unfortunately, I'm just a security researcher, not a kernel developer...
>
> Does that mean you don't plan to back-port the patch?

I could possibly have a look, but quite frankly I'm not convinced that we
need to backport this at all. I think that what we've done is mostly to be
future-proof and that the likelihood of practical attacks against live
systems with the previous fix are close to zero.

Cheers,
Willy