Wireshark-bugs: [Wireshark-bugs] [Bug 4071] New: Dissector bug, protocol IEEE 802.11: column-uti
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From: bugzilla-daemon@xxxxxxxxxxxxx
Date: Thu, 1 Oct 2009 02:29:34 -0700 (PDT)
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=4071

           Summary: Dissector bug, protocol IEEE 802.11: column-utils.c:471
           Product: Wireshark
           Version: 1.3.x (Experimental)
          Platform: Other
        OS/Version: Windows XP
            Status: NEW
          Severity: Major
          Priority: Low
         Component: Wireshark
        AssignedTo: wireshark-bugs@xxxxxxxxxxxxx
        ReportedBy: j.snelders@xxxxxxxxxx
                CC: j.snelders@xxxxxxxxxx


Created an attachment (id=3724)
 --> (https://bugs.wireshark.org/bugzilla/attachment.cgi?id=3724)
Sample file

Build Information:
Version 1.3.1-SVN-30218 (SVN Rev 30218 from /trunk)

Copyright 1998-2009 Gerald Combs <gerald@xxxxxxxxxxxxx> and contributors.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

Compiled with GTK+ 2.16.6, with GLib 2.20.5, with WinPcap (version unknown),
with libz 1.2.3, without POSIX capabilities, with libpcre 7.0, with SMI 0.4.8,
with c-ares 1.6.0, with Lua 5.1, without Python, with GnuTLS 2.8.1, with Gcrypt
1.4.4, with MIT Kerberos, with GeoIP, with PortAudio V19-devel (built Sep 30
2009), with AirPcap, with new_packet_list.

Running on Windows XP Service Pack 3, build 2600, with WinPcap version 4.1
beta5
(packet.dll version 4.1.0.1452), based on libpcap version 1.0.0, GnuTLS 2.8.1,
Gcrypt 1.4.4, with AirPcap 4.0.0 build 1480.

Built using Microsoft Visual C++ 9.0 build 30729

Wireshark is Open Source Software released under the GNU General Public
License.

Check the man page and http://www.wireshark.org for more information.
--
See the attached sample file: DissectorBugSVN30218.pcap

3 0.022251 IEEE 802.11  1280 [Dissector bug, protocol IEEE 802.11:
column-utils.c:471: failed assertion "!ep_verify_pointer(str)"]

There are no error messages in Analyze -> Expert Info Composite

Right-click a packet and Show Packet in New Window:
[Expert Info (Error/Malformed): column-utils.c:471: failed assertion
"!ep_verify_pointer(str)"]
[Message: column-utils.c:471: failed assertion "!ep_verify_pointer(str)"]
[Severity level: error]
[Group: Malformed]

Same error messages in versions:
Version 1.3.1-SVN-30159 (SVN Rev 30159 from /trunk)
Version 1.3.1-SVN-30177 (SVN Rev 30177 from /trunk)
Version 1.3.1-SVN-30178 (SVN Rev 30178 from /trunk)
Version 1.3.1-SVN-30195 (SVN Rev 30195 from /trunk)


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