Date: Thu, 15 Jun 2006 11:23:42 GMT From: Nicholas von Waltsleben <nicv@korbitec.com> To: freebsd-gnats-submit@FreeBSD.org Subject: bin/98978: ipfilter drops OOW packets under 6.1-Release Message-ID: <200606151123.k5FBNgCe037038@www.freebsd.org> Resent-Message-ID: <200606151130.k5FBUHpZ098653@freefall.freebsd.org>
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>Number: 98978 >Category: bin >Synopsis: ipfilter drops OOW packets under 6.1-Release >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Thu Jun 15 11:30:16 GMT 2006 >Closed-Date: >Last-Modified: >Originator: Nicholas von Waltsleben >Release: 6.1 >Organization: Korbitec >Environment: FreeBSD 6.1-RELEASE-p1 FreeBSD 6.1-RELEASE-p1 #0: Wed Jun 14 09:24:56 SAST 2006 root@:/usr/obj/usr/src/sys/CUSTOM i386 >Description: ipfilter blocks OOW packets even though a connection has been established with a keep state rule. ipfstat -ni @17 pass in quick on em0 proto tcp from any to 196.7.156.157/32 port = http flags S/FSRPAU keep state group 1 ipmon -oI 14/06/2006 16:17:36.157851 em0 @1:20 b 192.96.88.227,1904 -> 196.7.156.157,80 PR tcp len 20 44 -S IN OOW >How-To-Repeat: >Fix: Don't make stateful rules. ie pass in quick on fxp0 proto tcp from any to 10.10.10.10 port = 80 .. .. pass out quick on fxp0 proto tcp from 10.10.10.10 port = 80 to any >Release-Note: >Audit-Trail: >Unformatted:
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