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 PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Thu, 15 Nov 2007 16:02:00 -0800 (PST) From: David Miller <davem@...emloft.net> To: kaber@...sh.net Cc: johnpol@....mipt.ru, cebbert@...hat.com, netfilter-devel@...r.kernel.org, netdev@...r.kernel.org Subject: Re: Null pointer dereference in nf_nat_move_storage(), kernel 2.6.23.1 From: Patrick McHardy <kaber@...sh.net> Date: Fri, 16 Nov 2007 01:00:22 +0100 > David Miller wrote: > > From: Evgeniy Polyakov <johnpol@....mipt.ru> > > Date: Thu, 15 Nov 2007 15:06:59 +0300 > > > >> Please test attached patch. > >> > >> This routing is called each time hash should be replaced, nf_conn has > >> extension list which contains pointers to connection tracking users > >> (like nat, which is right now the only such user), so when replace takes > >> place it should copy own extensions. Loop above checks for own > >> extension, but tries to move higer-layer one, which can lead to above > >> oops. > >> > >> Not tested, derived from code observation only. > >> > >> Signed-off-by: Evgeniy Polyakov <johnpol@....mipt.ru> > > > > It looks extremely correct to me. Therefore I'm going to apply > > this and queue it up for -stable. > > > > Thanks Evgeniy, keep up the excellent work! > > > > Patrick, please let me know if you have any objections. > > The patch looks fine, thanks. I was just waiting for confirmation > from Chuck. I have to hold off the -stable submission until it hits Linus's tree anyways, so I'll make sure we see test feedback by that time as well. - 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