netdev - Re: [PATCH] IPv6: optionaly validate RAs on raw sockets

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:	Wed, 11 Jul 2007 13:56:46 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	rdenis@...phalempin.com
Cc:	dlstevens@...ibm.com, vladislav.yasevich@...com,
	netdev@...r.kernel.org, yoshfuji@...ux-ipv6.org
Subject: Re: [PATCH] IPv6: optionaly validate RAs on raw sockets

From: Rémi_Denis-Courmont <rdenis@...phalempin.com>
Date: Wed, 11 Jul 2007 19:19:11 +0300

> Le mercredi 11 juillet 2007, David Stevens a écrit :
> >         That sounds like a good idea to me (FWIW),
> > though I also still think a simple raw-socket
> > application would do it just fine, possibly with
> > no kernel modification at all.
> >         But since the kernel wouldn't be maintaining
> > the DNS info, which was my real objection to the
> > original version,  netlink would work well too.
> 
> One remaining corner case is NFS/IPv6 root, whereby userland won't have 
> a chance to start before the network, and hence may miss the solicited 
> RA. Or would it? By default, the next unsolicited RA can be anytime 
> from now to after 10 minutes, so that's not sufficient. I wouldn't 
> personnaly care, but...

We already have cases like that with network device firmware that
has to be loaded in from the filesystem in userspace, and the
answer is to use a properly populated initrd.

Same goes for things like this.

That's the fact of life these days, like it or not.

-
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html