From: Andi Kleen <andi@firstfloor•org>
To: Vasiliy Kulikov <segoon@openwall•com>
Cc: David Miller <davem@davemloft•net>,
solar@openwall•com, linux-kernel@vger•kernel.org,
netdev@vger•kernel.org, peak@argo•troja.mff.cuni.cz,
kees.cook@canonical•com, dan.j.rosenberg@gmail•com,
eugene@redhat•com, nelhage@ksplice•com, kuznet@ms2•inr.ac.ru,
pekkas@netcore•fi, jmorris@namei•org, yoshfuji@linux-ipv6•org,
kaber@trash•net, linux-man@vger•kernel.org
Subject: Re: [PATCH v3] net: ipv4: add IPPROTO_ICMP socket kind
Date: Fri, 13 May 2011 14:30:43 -0700 [thread overview]
Message-ID: <m2wrhuxp8c.fsf@firstfloor.org> (raw)
In-Reply-To: <20110513200100.GA3875@albatros> (Vasiliy Kulikov's message of "Sat, 14 May 2011 00:01:00 +0400")
Vasiliy Kulikov <segoon@openwall•com> writes:
> This patch adds IPPROTO_ICMP socket kind. It makes it possible to send
> ICMP_ECHO messages and receive the corresponding ICMP_ECHOREPLY messages
> without any special privileges. In other words, the patch makes it
> possible to implement setuid-less and CAP_NET_RAW-less /bin/ping. In
> order not to increase the kernel's attack surface, the new functionality
> is disabled by default, but is enabled at bootup by supporting Linux
> distributions, optionally with restriction to a group or a group range
> (see below).
You'll need to do a manpage patch too. Otherwise noone will know how to use
it.
-Andi
--
ak@linux•intel.com -- Speaking for myself only
next prev parent reply other threads:[~2011-05-13 21:30 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-09 10:15 [PATCH] net: ipv4: add IPPROTO_ICMP socket kind Vasiliy Kulikov
2011-04-12 5:06 ` Solar Designer
2011-04-12 21:25 ` David Miller
2011-04-13 11:22 ` Vasiliy Kulikov
2011-05-05 11:32 ` Vasiliy Kulikov
2011-05-10 18:09 ` [PATCH v2] " Vasiliy Kulikov
2011-05-10 19:15 ` David Miller
2011-05-10 19:45 ` Vasiliy Kulikov
2011-05-13 20:01 ` [PATCH v3] " Vasiliy Kulikov
2011-05-13 20:08 ` David Miller
2011-05-13 21:30 ` Andi Kleen [this message]
[not found] ` <m2wrhuxp8c.fsf-Vw/NltI1exuRpAAqCnN02g@public.gmane.org>
2011-05-13 22:22 ` [PATCH net-next-2.6] net: ipv4: add ping_group_range documentation Eric Dumazet
2011-05-15 8:18 ` [PATCH net-next-2.6] net: ping: dont call udp_ioctl() Eric Dumazet
2011-05-15 21:30 ` Solar Designer
2011-05-15 21:44 ` David Miller
2011-05-16 7:26 ` [PATCH net-next-2.6 v2] " Eric Dumazet
2011-05-16 12:48 ` Vasiliy Kulikov
2011-05-16 15:50 ` David Miller
2011-04-13 10:29 ` [PATCH] net: ipv4: add IPPROTO_ICMP socket kind Alexey Dobriyan
2011-04-13 11:32 ` Vasiliy Kulikov
2011-04-14 9:16 ` Alexey Dobriyan
2011-05-22 16:01 ` Pavel Kankovsky
2011-05-22 17:46 ` Vasiliy Kulikov
2011-04-14 1:53 ` Simon Horman
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