From: cpebenito@tresys.com (Christopher J. PeBenito)
To: refpolicy@oss.tresys.com
Subject: [refpolicy] Enable ftpd_connect_all_unreserved boolean by default
Date: Thu, 10 Mar 2016 09:08:24 -0500 [thread overview]
Message-ID: <56E17FD8.5030607@tresys.com> (raw)
In-Reply-To: <56E17F8E.5090704@gmail.com>
On 3/10/2016 9:07 AM, Dominick Grift wrote:
> On 03/10/2016 03:05 PM, Christopher J. PeBenito wrote:
>> On 3/10/2016 8:04 AM, Lukas Vrabec wrote:
>>> Hi all,
>>>
>>> In current selinux-policy we have two booleans related to ftp
>>> active/passive mode communication. Both of these booleans are
>>> turned off by default. ftpd_use_passive_mode (off ,
>>> off) ftpd_connect_all_unreserved (off , off)
>>>
>>> In this situation, ftp daemon cannot start without changing one
>>> of this booleans.
>>>
>>> I suggest enabling "ftpd_connect_all_unreserved" boolean by
>>> default.
>>>
>>> Your ideas?
>>>
>>>
>>> Thank you for discussion.
>
>> It sounds like there may be some port labeling problems. The
>> passive mode Boolean allows TCP binding on all unreserved ports and
>> the connect_all allows TCP connecting to all unreserved ports.
>> (unreserved ports means 1024-65535 that are not otherwise labeled)
>
>
> Might be related to fedoras' ephemeral_port_t?
That's a good point. I'm looking at refpolicy.
--
Chris PeBenito
Tresys Technology, LLC
www.tresys.com | oss.tresys.com
next prev parent reply other threads:[~2016-03-10 14:08 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-10 13:04 [refpolicy] Enable ftpd_connect_all_unreserved boolean by default Lukas Vrabec
2016-03-10 14:05 ` Christopher J. PeBenito
2016-03-10 14:07 ` Dominick Grift
2016-03-10 14:08 ` Christopher J. PeBenito [this message]
2016-03-10 15:17 ` Dominick Grift
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