Wireshark-bugs: [Wireshark-bugs] [Bug 8548] New: IRC message with multiple params causes malform
| Bug ID |
8548
|
| Summary |
IRC message with multiple params causes malformed packet exception
|
| Classification |
Unclassified
|
| Product |
Wireshark
|
| Version |
SVN
|
| Hardware |
All
|
| OS |
All
|
| Status |
CONFIRMED
|
| Severity |
Major
|
| Priority |
Low
|
| Component |
Dissection engine (libwireshark)
|
| Assignee |
bugzilla-admin@wireshark.org
|
| Reporter |
jaap.keuter@xs4all.nl
|
Created attachment 10517 [details]
IRC WHO query and response in irc://chat.freenode.net/#wireshark
Build Information:
Version 1.9.3 (SVN Rev 48683 from /trunk)
Copyright 1998-2013 Gerald Combs <gerald@wireshark.org> 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 (32-bit) with GTK+ 3.4.2, with Cairo 1.12.2, with Pango 1.30.0, with
GLib 2.32.4, with libpcap, with libz 1.2.7, with POSIX capabilities (Linux),
without libnl, with SMI 0.4.8, with c-ares 1.9.1, with Lua 5.2, without Python,
with GnuTLS 2.12.20, with Gcrypt 1.5.0, with MIT Kerberos, with GeoIP, with
PortAudio V19-devel (built Dec 7 2011 23:44:47), with AirPcap.
Running on Linux 3.2.0-4-686-pae, with locale en_US.UTF-8, with libpcap version
1.3.0, with libz 1.2.7, GnuTLS 2.12.20, Gcrypt 1.5.0, without AirPcap.
Built using gcc 4.7.2.
--
When an IRC message has multiple params, as is allowed according to RFC 1459,
the dissector successfully handles the first set, but fails in the second. The
attached capture shows a typical WHO query of our favorite IRC chanel, with
multiple params in the response.
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