linux-kernel - Re: [RFC] vtunerc: virtual DVB device - is it ok to NACK driver because of worrying about possible misusage?

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]

Date:	Tue, 6 Dec 2011 16:19:30 +0200
From:	"Rémi Denis-Courmont" <remi@...lab.net>
To:	linux-media@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [RFC] vtunerc: virtual DVB device - is it ok to NACK driver because of worrying about possible misusage?

Le mardi 6 décembre 2011 15:49:11 Andreas Oberritter, vous avez écrit :
> You don't need to wait for write-only operations. Basically all demux
> ioctls are write-only. Since vtunerc is using dvb-core's software demux
> *locally*, errors for invalid arguments etc. will be returned as usual.

That's a limitation, not a feature.
You should not transmit unwanted programs over the network, nor copy them to 
kernel space.

-- 
Rémi Denis-Courmont
http://www.remlab.net/
http://fi.linkedin.com/in/remidenis
--
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/