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  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:	Wed, 18 Sep 2013 09:52:42 +0800
From:	Duan Jiong <>
To:	David Miller <>,
Subject: Re: [PATCH v2 6/6] ipv6: Do route updating for redirect in ndisc

于 2013年09月18日 09:39, Hannes Frederic Sowa 写道:
> On Tue, Sep 17, 2013 at 08:29:36PM -0400, David Miller wrote:
>> From: Duan Jiong <>
>> Date: Fri, 13 Sep 2013 11:03:07 +0800
>>> From: Duan Jiong <>
>>> Do the whole verification and route updating in ndisc
>>> lay and then just call into icmpv6_notify() to notify
>>> the upper protocols.
>>> Signed-off-by: Duan Jiong <>
>> This is completely broken, and I believe your patch set fundamentally
>> is too.
>> We absolutely _must_ handle the redirect at the socket level when
>> we are able to, otherwise we cannot specify the mark properly and
>> the mark is an essential part of the key used to find the correct
>> route to work with.
>> I am not applying this patch series until you deal with this
>> deficiency.  I am not willing to consider changes which stop using the
>> more precise keying information available from a socket.
> Oh, Duan, I am very sorry for not catching this earlier. We use the
> sk->mark to select the proper routing table where we clone the rt6_info into.
> And we only get that value out of the sockets. I missed that. We should leave
> the redirect logic in the socket layer where it is possible.
> But parts of this series are still valid. We need to fix redirects for tunnels
> and I do think we can still simplify some code in the error handlers.

I got it.


To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to
More majordomo info at

Powered by blists - more mailing lists