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                         AUSCERT Security Bulletin

                              ASB-2010.0197.2
                 Google have released an update for Chrome
                              26 August 2010

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

Product:              Google Chrome
Operating System:     Windows
                      UNIX variants (UNIX, Linux, OSX)
Impact/Access:        Denial of Service              -- Remote with User Interaction
                      Provide Misleading Information -- Remote with User Interaction
                      Reduced Security               -- Remote with User Interaction
Resolution:           Patch/Upgrade
CVE Names:            CVE-2010-3111 CVE-2010-3112 CVE-2010-3113
                      CVE-2010-3114 CVE-2010-3115 CVE-2010-3116
                      CVE-2010-3117 CVE-2010-3118 CVE-2010-3119
                      CVE-2010-3120  
Member content until: Wednesday, September 22 2010

Revision History:     August 26 2010: Added CVE References
                      August 23 2010: Initial Release

OVERVIEW

        Google have released an update for Chrome, correcting several security 
        vulnerabilities.


IMPACT

        The vendor has provided the following information regarding these
        vulnerabilities [1]:
        
        Aside from the listed security bugs fixed in Chromium, we have also 
        deployed a workaround for a critical vulnerability where the root 
        cause lies in an external component. Credit and $1337 to Marc 
        Schoenefeld for enabling us to work around another Windows kernel 
        bug [51070].
        
            * [$1337] [45400] Critical Memory corruption with file dialog. 
              Credit to Sergey Glazunov.
            * [$500] [49596] High Memory corruption with SVGs. Credit to wushi 
              of team509.
            * [$500] [49628] High Bad cast with text editing. Credit to wushi 
              of team509.
            * [$1000] [49964] High Possible address bar spoofing with history 
              bug. Credit to Mike Taylor.
            * [$2000] [50515] [51835] High Memory corruption in MIME type 
              handling. Credit to Sergey Glazunov.
            * [$1337] [50553] Critical Crash on shutdown due to notifications 
              bug. Credit to Sergey Glazunov.
            * [51146] Medium Stop omnibox autosuggest if the user might be 
              about to type a password. Credit to Robert Hansen.
            * [$1000] [51654] High Memory corruption with Ruby support. Credit 
              to kuzzcc.
            * [$1000] [51670] High Memory corruption with Geolocation support. 
              Credit to kuzzcc.


MITIGATION

        The latest version of Google Chrome (currently 5.0.375.127) can be
        downloaded from the vendor's website. [2]
                                                
        The update can also be applied from within Google Chrome using 
        the built in update feature.


REFERENCES

        [1] Stable Channel Update
            http://googlechromereleases.blogspot.com/2010/08/stable-channel-update_19.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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