From fukaumi@soum.co.jp  Wed Oct  8 03:57:23 2003
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Date: Wed, 08 Oct 2003 19:56:53 +0900
From: FUKAUMI Naoki <fukaumi@soum.co.jp>
To: FreeBSD-gnats-submit@freebsd.org
Subject: [PATCH] ipmon IPv6 packet total size mis-calculation

>Number:         57738
>Category:       bin
>Synopsis:       [PATCH] ipmon IPv6 packet total size mis-calculation
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    darrenr
>State:          closed
>Quarter:        
>Keywords:       
>Date-Required:  
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Wed Oct 08 04:00:26 PDT 2003
>Closed-Date:    Mon Jul 05 16:26:34 GMT 2004
>Last-Modified:  Mon Jul 05 16:26:34 GMT 2004
>Originator:     FUKAUMI Naoki
>Release:        FreeBSD 4.9-PRERELEASE i386
>Organization:
SOUM Corporation
>Environment:
>Description:
	IPv6 packet total size in ipmon log output is mis-calculated.

>How-To-Repeat:
	See ipmon log about IPv6 packet.

	e.g. RIPng packet,
08/10/2003 15:15:06.908001 gif0 @-1:-1 L fe80::xxxx:xxxx:xxxx:xxxx,521 -> ff02::9,521 PR udp len 40 32 OUT

	32 is payload length. it should be 72.
>Fix:
	This PR and patch was sent to author few minutes ago.

--- ipmon.c.orig	2002-12-06 20:40:26.000000000 +0900
+++ ipmon.c	2003-10-08 19:03:19.000000000 +0900
@@ -991,7 +991,7 @@
 		p = (u_short)ip6->ip6_nxt;
 		s = (u_32_t *)&ip6->ip6_src;
 		d = (u_32_t *)&ip6->ip6_dst;
-		plen = ntohs(ip6->ip6_plen);
+		plen = hl + ntohs(ip6->ip6_plen);
 #else
 		sprintf(t, "ipv6");
 		goto printipflog;
>Release-Note:
>Audit-Trail:
Responsible-Changed-From-To: freebsd-bugs->darrenr 
Responsible-Changed-By: kris 
Responsible-Changed-When: Thu Oct 16 23:27:38 PDT 2003 
Responsible-Changed-Why:  
Assign to ipfilter author 

http://www.freebsd.org/cgi/query-pr.cgi?pr=57738 
State-Changed-From-To: open->feedback 
State-Changed-By: darrenr 
State-Changed-When: Tue Apr 20 05:46:52 PDT 2004 
State-Changed-Why:  
change accepted into ipfilter, pending merge into freebsd 

http://www.freebsd.org/cgi/query-pr.cgi?pr=57738 
State-Changed-From-To: feedback->closed 
State-Changed-By: darrenr 
State-Changed-When: Mon Jul 5 16:25:28 GMT 2004 
State-Changed-Why:  
patch applied to both -current and RELENG_4 

http://www.freebsd.org/cgi/query-pr.cgi?pr=57738 
>Unformatted:
