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                         AUSCERT Security Bulletin

                               ASB-2012.0164
     A number of vulnerabilities have been identified in Google Chrome
                             28 November 2012

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

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

Product:              Google Chrome
Operating System:     Windows
                      OS X
                      Linux variants
Impact/Access:        Execute Arbitrary Code/Commands -- Remote with User Interaction
                      Denial of Service               -- Remote with User Interaction
Resolution:           Patch/Upgrade
CVE Names:            CVE-2012-5136 CVE-2012-5135 CVE-2012-5134
                      CVE-2012-5133 CVE-2012-5132 CVE-2012-5131
                      CVE-2012-5130  
Member content until: Friday, December 28 2012

OVERVIEW

        A number of vulnerabilities have been identified in Google Chrome prior
        to version 23.0.1271.91.


IMPACT

        The vendor has provided the following details regarding these 
        vulnerabilities:
        
        "[$1000] [152746] High CVE-2012-5131: Corrupt rendering in the Apple 
        OSX driver for Intel GPUs. Credit to Justin Drake.
        [$1000] [156567] High CVE-2012-5133: Use-after-free in SVG filters. 
        Credit to miaubiz.
        [$500] [148638] Medium CVE-2012-5130: Out-of-bounds read in Skia. 
        Credit to Atte Kettunen of OUSPG.
        [155711] Low CVE-2012-5132: Browser crash with chunked encoding. 
        Credit to Attila Szsz.
        [158249] High CVE-2012-5134: Buffer underflow in libxml. Credit to 
        Google Chrome Security Team (Jri Aedla).
        [159165] Medium CVE-2012-5135: Use-after-free with printing. Credit 
        to Fermin Serna of Google Security Team.
        [159829] Medium CVE-2012-5136: Bad cast in input element handling. 
        Credit to Google Chrome Security Team (Inferno)." [1]


MITIGATION

        The vendor recommends updating to the latest version of Google Chrome
        to correct this issue. [1]


REFERENCES

        [1] Stable Channel Update
            http://googlechromereleases.blogspot.nl/search/label/Stable%20updates

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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