Re: [PATCH v2] selinux: support distinctions among all network address families

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On Thu, Dec 8, 2016 at 2:42 PM, Stephen Smalley <sds@xxxxxxxxxxxxx> wrote:
> Wanted to clarify one point and also mention a bug/deficiency of this
> patch that I just realized:
>
> - Clarification: At present, the patch will map PF_INET, SOCK_DGRAM,
> IPPROTO_ICMP to icmp_socket, but will continue to map PF_INET, SOCK_RAW,
> IPPROTO_ICMP to rawip_socket.  That's intentional, since the SOCK_DGRAM
> IPPROTO_ICMP sockets were introduced to provide a more restricted form
> of ICMP sockets that could be exposed to unprivileged users (based on a
> sysctl), so distinguishing those in policy makes sense.  But it could be
> surprising.

Yes, I have no problem with this behavior.

> - Bug/deficiency:  I hadn't noticed that there is a separate
> IPPROTO_ICMPV6, so I'll need to modify this patch or post a follow-on
> that ensure that we map SOCK_DGRAM,IPPROTO_ICMPV6 to icmp_socket too.

Merged your follow-up patch.

-- 
paul moore
www.paul-moore.com
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