Thread (2 messages) 2 messages, 2 authors, 2008-05-29

Re: [PATCH] [resend] drivers/net: remove network drivers' last few uses of IRQF_SAMPLE_RANDOM

From: Alan Cox <hidden>
Date: 2008-05-29 11:03:49
Also in: lkml

On Wed, 28 May 2008 23:23:26 -0700 (PDT)
Chris Peterson [off-list ref] wrote:
Remove network drivers' last few uses of theoretically-exploitable network 
entropy. Only 12 net drivers are affected. Headless boxes should use a 
more secure source of entropy, such as the userspace daemons rngd, clrngd, 
egd, audio_entropyd, and/or video_entroyd.

I'm also thinking about writing a "Frankenstein" daemon that combines the 
entropy-collecting algorithms from those daemons into one. Whereas rngd 
only uses /dev/hw_random, my hypothetical daemon would make a best effort 
attempt: use /dev/hw_random if it exists, otherwise fallback (or use in 
addition) the other entropy sources.


Signed-off-by: Chris Peterson <redacted>
Acked-by: Alan Cox <redacted>
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