netdev - Re: TCP 2MSL on loopback

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 06 Mar 2007 13:35:16 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	rick.jones2@...com
Cc:	hyc@...as.com, dada1@...mosbay.com, netdev@...r.kernel.org
Subject: Re: TCP 2MSL on loopback

From: Rick Jones <rick.jones2@...com>
Date: Tue, 06 Mar 2007 13:25:35 -0800

> > On the other hand, being able to configure a small MSL for the loopback 
> > device is perfectly safe. Being able to configure a small MSL for other 
> > interfaces may be safe, depending on the rest of the network layout.
> 
> A peanut gallery question - I seem to recall prior discussions about how 
> one cannot assume that a packet destined for a given IP address will 
> remain detined for that given IP address as it could go through a module 
> that will rewrite headers etc.

That's right, both netfilter and the packet scheduler actions
can do that, that's why this whole idea about changing the MSL
on loopback by default is wrong and pointless.
-
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html