netdev - Re: TCP sequence number inference attack on Linux

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Message-ID: <1356118234.21834.7800.camel@edumazet-glaptop>
Date:	Fri, 21 Dec 2012 11:30:34 -0800
From:	Eric Dumazet <erdnetdev@...il.com>
To:	Zhiyun Qian <zhiyunq@...ch.edu>
Cc:	netdev@...r.kernel.org
Subject: Re: TCP sequence number inference attack on Linux

On Fri, 2012-12-21 at 14:13 -0500, Zhiyun Qian wrote:
> That seems like a good idea. I am not sure how it is implemented
> though. Is it a new feature of Linux? Would you mind sending some
> pointers for this?

I dont have details, I only remember having to fix a memory allocation
error that was hitting Chrome users.

http://comments.gmane.org/gmane.linux.network/249535

Julien said at that time :

<quote>
It happens when users start Chrome. Chrome will create one new network
NS (for the sandbox).

This has been used for a few years now, but we had our first report in
January of this year and we've been getting a few reports very
recently at a rate that is starting to worry me (crbug.com/110756).

Thanks a lot for helping with this!

Julien
</quote>

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