From: Dan Rosenberg <drosenberg@vsecurity.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: linux-kernel@vger.kernel.org, security@kernel.org,
stable@kernel.org, Andrew Morton <akpm@linux-foundation.org>,
Arjan van de Ven <arjan@infradead.org>
Subject: Re: [PATCH] Restrict unprivileged access to kernel syslog
Date: Tue, 09 Nov 2010 07:11:12 -0500 [thread overview]
Message-ID: <1289304672.6287.132.camel@dan> (raw)
In-Reply-To: <20101109112350.GA29800@elte.hu>
>
> The initialization to zero is implicit, no need to write it out.
>
I'll resend after the first round of comments.
> Also, it would also be useful to have a CONFIG_SECURITY_RESTRICT_DMESG=y option
> introduced by your patch as well, which flag allows a distro or user to disable
> unprivileged syslog reading via the kernel config.
Are you suggesting having the existence of the sysctl depend on
CONFIG_SECURITY_RESTRICT_DMESG, or having a choice between a sysctl
(when config is disabled) and having restrictions always on (when config
is enabled)?
-Dan
next prev parent reply other threads:[~2010-11-09 12:11 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-09 3:28 [PATCH] Restrict unprivileged access to kernel syslog Dan Rosenberg
2010-11-09 5:34 ` Kees Cook
2010-11-09 5:39 ` [Security] " Eugene Teo
2010-11-09 11:23 ` Ingo Molnar
2010-11-09 12:11 ` Dan Rosenberg [this message]
2010-11-09 12:27 ` Arjan van de Ven
2010-11-09 14:20 ` Ingo Molnar
2010-11-09 12:06 ` Alan Cox
2010-11-17 10:03 ` Pavel Machek
-- strict thread matches above, loose matches on Subject: below --
2010-11-09 14:25 Dan Rosenberg
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