linux-kernel - Re: CVE-2023-52451: powerpc/pseries/memhp: Fix access beyond end of drmem array

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Message-ID: <ZeBVqXvK3jFRRwQO@duo.ucw.cz>
Date: Thu, 29 Feb 2024 11:00:09 +0100
From: Pavel Machek <pavel@....cz>
To: Kees Cook <keescook@...omium.org>
Cc: Michal Hocko <mhocko@...e.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>, cve@...nel.org,
	linux-kernel@...r.kernel.org
Subject: Re: CVE-2023-52451: powerpc/pseries/memhp: Fix access beyond end of
 drmem array

Hi!

> > Does that mean that any potentially incorrect input provided by an admin is
> > considered CVE now?
> 
> Yes. Have you seen what USER_NS does? There isn't a way to know how
> deployments are using Linux, and this is clearly a "weakness" as defined
> by CVE. It is better to be over zealous than miss things.

Is it?

What is happening now is DoS on anyone who tries to use CVE
database... and on l-k users.

How do I get CVE number for that?

								Pavel
-- 
People of Russia, stop Putin before his war on Ukraine escalates.

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