From: "Mikael Ståldal" <mikael.staldal@univits.com>
To: casey@schaufler-ca.com
Cc: linux-kernel@vger.kernel.org
Subject: Re: Possibility to adjust the only-root-can-bind-to-port-under-1024 limit
Date: Thu, 06 Dec 2007 13:32:09 +0100 [thread overview]
Message-ID: <4757EBC9.2050800@univits.com> (raw)
In-Reply-To: <554627.38779.qm@web36601.mail.mud.yahoo.com>
Casey Schaufler skrev:
>> How do you protect ports greater than 1024 from any user binding to them?
>> E.g. port 1080.
>
> Should the OS manage port number allocations? I don't think so
> based on the notion of ports being names in an uncontrolled flat
> namespace. The whole problem is that people want to make assumptions
> about the applications providing services on a particular port, and
> no amount of OS control is going to solve that one.
This means that the OS should allow any user to bind to all ports, even those <1024.
/Mikael
next parent reply other threads:[~2007-12-06 12:32 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <554627.38779.qm@web36601.mail.mud.yahoo.com>
2007-12-06 12:32 ` Mikael Ståldal [this message]
2007-11-20 10:14 Possibility to adjust the only-root-can-bind-to-port-under-1024 limit Mikael Ståldal
2007-11-20 14:53 ` Radoslaw Szkodzinski
[not found] ` <474306BF.4010207@univits.com>
2007-11-20 19:23 ` Radoslaw Szkodzinski
2007-11-26 9:52 ` Mikael Ståldal
2007-11-27 22:42 ` Phillip Susi
2007-11-30 9:15 ` Mikael Ståldal
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