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
| ||
|
Date: Thu, 5 Aug 2010 00:41:19 +0800 From: Herbert Xu <herbert@...dor.apana.org.au> To: Patrick McHardy <kaber@...sh.net> Cc: Stephen Hemminger <shemminger@...tta.com>, netdev@...r.kernel.org Subject: Re: Yet another bridge netfilter crash On Wed, Aug 04, 2010 at 06:30:58PM +0200, Patrick McHardy wrote: > > We could perform a new device lookup on reassembly as we do > when expiring a fragment queue, but we probably shouldn't even > be reassembling fragments from different bridges. One way to > avoid this would be to automatically assign each bridge device > to a different conntrack zone, but conntrack zones are limited > to 2^16 and this might also have other unwanted side-effects. > > Until we come up with something better the best fix seems to > be to perform the device lookup based on the iif. I don't think we can as the iif will point to the bridge device. The physindev contains the original physical device where the packet came in. Cheers, -- Email: Herbert Xu <herbert@...dor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt -- 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
Powered by blists - more mailing lists