bin/76497: tcpdump dumps core on ppp ipv6cp packets

[Giorgos Keramidas]

The following reply was made to PR bin/76497; it has been noted by GNATS.

From: Giorgos Keramidas <keramida at freebsd.org>
To: Matthias Andree <matthias.andree at web.de>
Cc: Janos Mohacsi <janos.mohacsi at bsd.hu>, bug-followup at freebsd.org
Subject: Re: bin/76497: tcpdump dumps core on ppp ipv6cp packets
Date: Thu, 20 Jan 2005 19:59:33 +0200

 On 2005-01-20 18:50, Matthias Andree <matthias.andree at web.de> wrote:
 >Giorgos Keramidas wrote:
 >>On 2005-01-20 13:14, Janos Mohacsi <mohacsi at niif.hu> wrote:
 >>> Try to read into the tcpdump the attached uuencoded ip6cp packet.
 >>>
 >>> begin 644 ip6cp_packet
 >>> MU,.RH0(`!````````````/__```!````$%'O02,!!@`\````/``````"/SM!
 >>> M^@`*0DOL'(AD$0#=^P`0@%<!`0`.`0H``````````0``````````````````
 >>> *````````````````
 >>> `
 >>> end
 >>
 >> This makes tcpdump segfault in CURRENT too.  Building an unstripped,
 >> debug version of tcpdump gives:
 >
 > Wasn't this already patched for FreeBSD 5? If so, why not just merge
 > 5->4 or import the patch from the vendor repo?
 
 The bug is there in RELENG_5 too.  I had a CURRENT workstation near so
 I tested things on 6.X, but the HEAD revision of print-ppp.c is the
 same as the one on RELENG_5.