linux-kernel - Re: [PATCH] make /dev/kmem a config option

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Mon, 11 Feb 2008 14:38:04 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Arjan van de Ven <arjan@...radead.org>
Cc:	jengelh@...putergmbh.de, linux-kernel@...r.kernel.org,
	mingo@...e.hu, davej@...hat.com
Subject: Re: [PATCH] make /dev/kmem a config option

On Sun, 10 Feb 2008 17:05:09 -0800
Arjan van de Ven <arjan@...radead.org> wrote:

> Subject: [PATCH] make /dev/kmem a config option
> From: Arjan van de Ven <arjan@...ux.intel.com>
> 
> This patch makes /dev/kmem a config option; /dev/kmem is VERY rarely
> used, and when used, it's generally for no good (rootkits tend to be
> the most common users). With this config option, users have the
> choice to disable /dev/kmem, saving some size as well.
> 
> A patch to disable /dev/kmem has been in the Fedora and RHEL kernels for
> 4+ years now without any known problems or legit users of /dev/kmem.
> 

I question the testedness of this.

> +config DEV_KMEM
> ...
> +#ifdef CONFIG_DEVKMEM
>

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/