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AUSCERT Security Bulletin
Wireshark 1.2.3 released to fix mutiple Denial of service vulnerabilities
30 October 2009
AusCERT Security Bulletin Summary
Operating System: Windows
UNIX variants (UNIX, Linux, OSX)
Impact/Access: Denial of Service -- Remote with User Interaction
CVE Names: CVE-2009-3549 CVE-2009-3550 CVE-2009-3551
Member content until: Sunday, November 29 2009
Version 1.2.3 of Wireshark has been released to fix three (3) Denial
of service vulnerabilities.
The vendor has stated that this release fixes the following issues:
o "The Paltalk dissector could crash on alignment-sensitive
o "The DCERPC/NT dissector could crash." 
o "The SMB dissector could crash." 
The vendor has made version 1.2.3 available for download on their
Other vendors which package Wireshark are expected to update shortly.
 Wireshark: wnpa-sec-2009-07
 Wireshark: Download
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in this document is accurate. However, the decision to use the information
described is the responsibility of each user or organisation. The decision to
follow or act on information or advice contained in this security bulletin is
the responsibility of each user or organisation, and should be considered in
accordance with your organisation's site policies and procedures. AusCERT
takes no responsibility for consequences which may arise from following or
acting on information or advice contained in this security bulletin.
If you believe that your computer system has been compromised or attacked in
any way, we encourage you to let us know by completing the secure National IT
Incident Reporting Form at:
Australian Computer Emergency Response Team
The University of Queensland
Internet Email: firstname.lastname@example.org
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On call after hours for member emergencies only.
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