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                         AUSCERT Security Bulletin

                              ASB-2009.1086.2
 Wireshark 1.2.2 released to fix mutiple Denial of service vulnerabilities
                             21 September 2009

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:              wireshark
Operating System:     UNIX variants (UNIX, Linux, OSX)
                      Windows
Impact/Access:        Denial of Service -- Remote with User Interaction
Resolution:           Patch/Upgrade
CVE Names:            CVE-2009-3243 CVE-2009-3242 CVE-2009-3241
Member content until: Saturday, October 17 2009

Revision History:     September 21 2009: Added CVE References
                      September 17 2009: Initial Release

OVERVIEW

        Version 1.2.2 of Wireshark has been released to fix three (3) Denial
        of service vulnerabilities.


IMPACT

        The vendor has stated that this release fixes the following issues:
        
        o "The GSM A RR dissector could crash." [1]
        
        o "The OpcUa dissector could use excessive CPU and memory." [1]
        
        o "The TLS dissector could crash on some platforms." [1]


MITIGATION

        The vendor has made version 1.2.2 available for download on their
        website. [2]
        
        Other vendors which package Wireshark are expected to update shortly.


REFERENCES

        [1] Wireshark: wnpa-sec-2009-06
            http://www.wireshark.org/security/wnpa-sec-2009-06.html

        [2] Wireshark: Download
            http://www.wireshark.org/download.html

AusCERT has made every effort to ensure that the information contained
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:

        http://www.auscert.org.au/render.html?it=3192

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Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
Telephone:      (07) 3365 4417 (International: +61 7 3365 4417)
                AusCERT personnel answer during Queensland business hours 
                which are GMT+10:00 (AEST).
                On call after hours for member emergencies only.
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