linux-kernel - Re: [PATCH] drivers/net: remove network drivers' last few uses of IRQF_SAMPLE

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: Windows password security audit tool. GUI, reports in PDF.

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

Message-ID: <482C7DA3.1090809@garzik.org>
Date:	Thu, 15 May 2008 14:14:59 -0400
From:	Jeff Garzik <jeff@...zik.org>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
CC:	"Brandeburg, Jesse" <jesse.brandeburg@...el.com>,
	Chris Peterson <cpeterso@...terso.com>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drivers/net: remove network drivers' last few uses of
 IRQF_SAMPLE_RANDOM

Alan Cox wrote:
>> In short, I agree with Alan's IRQF_SAMPLE_DUBIOUS, and know of Linux
>> customers who also want the same.
> 
> They should be made to read the Debian ssh security report - three times
> and understand the same would apply to them if something did cause their
> network packet arrivals to be observed or non-random
> 
> Far better would be to get your CPU guys to put an RNG back into the
> systems or on the CPU die ala VIA. Given I've even seen people using VIA
> boxes as a random number feeder (streaming random numbers over SSL) there
> is clearly a demand 8)

The Treacherous Platform Module includes an RNG.

Someone (hi Jesse?) should implement support for TPM_GetRandom.

All the specs are public, and the hardware is already in users' hands.

	Jeff




--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/