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                         AUSCERT Security Bulletin

                               ASB-2011.0058
    Two new versions of wireshark, 1.6.1 and 1.4.8, have been released
                               20 July 2011

===========================================================================

        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-2011-2597  
Member content until: Friday, August 19 2011

OVERVIEW

        Two new versions of wireshark, 1.6.1 and 1.4.8, have been released
        correcting a number of vulnerabilities.


IMPACT

        The vendor has provided the following details regarding these issues:
        
        "The Lucent/Ascend file parser was susceptible to an infinite loop.
         Versions affected: 1.2.0 to 1.2.17, 1.4.0 to 1.4.7, and 1.6.0.
         CVE-2011-2597
         The ANSI MAP dissector was susceptible to an infinite loop. (Bug 6044)
         Versions affected: 1.4.0 to 1.4.7 and 1.6.0." [1,2]


MITIGATION

        The vendor recommends upgrading to correct these vulnerabilities. [1,2]


REFERENCES

        [1] Lucent/Ascend file parser and ANSI MAP vulnerabilities in Wireshark
            version 1.4.0 to 1.4.7
            http://www.wireshark.org/security/wnpa-sec-2011-10.html

        [2] Lucent/Ascend file parser and ANSI MAP vulnerabilities in Wireshark
            version 1.6.0 to 1.6.0
            http://www.wireshark.org/security/wnpa-sec-2011-11.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.

===========================================================================
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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