From: Solar Designer <solar@openwall.com>
To: kernel-hardening@lists.openwall.com
Subject: Re: [kernel-hardening] 32/64 bitness restriction for pid namespace
Date: Sat, 13 Aug 2011 23:25:30 +0400 [thread overview]
Message-ID: <20110813192530.GB13051@openwall.com> (raw)
In-Reply-To: <20110813173118.GA1639@albatros>
On Sat, Aug 13, 2011 at 09:31:18PM +0400, Vasiliy Kulikov wrote:
> Also, to keep the code clean and small, I think sysctl interface should
> be dropped. The only use case is locking a live container, which is
> probably a very limited thing. Also it will fail if any unprivileged task
> already runs a binary of other bitness anyway.
>
> Do you agree?
Yes.
BTW, another user of this feature may be vsftpd - but I guess it will
simply be enhanced to use our prctl().
Alexander
next prev parent reply other threads:[~2011-08-13 19:25 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-07 11:00 [kernel-hardening] 32/64 bitness restriction for pid namespace Vasiliy Kulikov
2011-08-08 17:39 ` [kernel-hardening] " Vasiliy Kulikov
2011-08-10 9:52 ` Vasiliy Kulikov
2011-08-10 13:03 ` [kernel-hardening] " Solar Designer
2011-08-10 13:27 ` Vasiliy Kulikov
2011-08-10 14:26 ` Solar Designer
2011-08-10 15:02 ` Vasiliy Kulikov
2011-08-10 15:40 ` Solar Designer
2011-08-10 16:21 ` Vasiliy Kulikov
2011-08-10 16:42 ` Solar Designer
2011-08-12 12:07 ` Vasiliy Kulikov
2011-08-12 12:23 ` Solar Designer
2011-08-13 15:12 ` Vasiliy Kulikov
2011-08-13 15:19 ` Solar Designer
2011-08-13 16:55 ` Vasiliy Kulikov
2011-08-13 17:31 ` Vasiliy Kulikov
2011-08-13 19:25 ` Solar Designer [this message]
2011-08-13 19:22 ` Solar Designer
2011-08-14 9:50 ` Solar Designer
2011-08-14 10:16 ` Vasiliy Kulikov
2011-08-14 11:29 ` Solar Designer
2011-08-14 11:55 ` Vasiliy Kulikov
2011-08-14 12:04 ` Solar Designer
2011-08-14 12:16 ` Vasiliy Kulikov
2011-08-15 15:38 ` Vasiliy Kulikov
2011-08-15 21:33 ` Solar Designer
2011-08-16 6:39 ` Vasiliy Kulikov
2011-08-15 21:46 ` Solar Designer
2011-08-16 6:25 ` Vasiliy Kulikov
2011-08-18 10:34 ` Solar Designer
2011-08-18 14:42 ` Vasiliy Kulikov
2011-08-12 9:09 ` Vasiliy Kulikov
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