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                         AUSCERT Security Bulletin

                               ASB-2012.0136
     A number of vulnerabilities have been identified in Google Chrome
                              10 October 2012

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

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

Product:              Google Chrome
Operating System:     UNIX variants (UNIX, Linux, OSX)
                      Windows
Impact/Access:        Denial of Service -- Remote with User Interaction
Resolution:           Patch/Upgrade
CVE Names:            CVE-2012-5111 CVE-2012-5110 CVE-2012-5109
                      CVE-2012-5108 CVE-2012-2900 
Member content until: Friday, November  9 2012

OVERVIEW

        A number of vulnerabilities have been identified in Google Chrome
        prior to version 22.0.1229.92.


IMPACT

        The vendor has provided the following details regarding these 
        vulnerabilities:
        
        "[$1000] [138208] High CVE-2012-2900: Crash in Skia text rendering. 
         Credit to Atte Kettunen of OUSPG.
         [$3133.7] [147499] Critical CVE-2012-5108: Race condition in audio 
         device  handling. Credit to Atte Kettunen of OUSPG.
         [$500] [148692] Medium CVE-2012-5109: OOB read in ICU regex. Credit to 
         Arthur  Gerkis.
         [151449] Medium CVE-2012-5110: Out-of-bounds read in compositor. Credit 
         to  Google Chrome Security Team (Inferno).
         [151895] Low CVE-2012-5111: Plug-in crash monitoring was missing for 
         Pepper  plug-ins. Credit to Google Chrome Security Team 
         (Chris Evans)." [1]


MITIGATION

        The vendor recommends updating Chrome to the latest version to correct
        these issues.


REFERENCES

        [1] Stable Channel Update
            http://googlechromereleases.blogspot.com.au/2012/10/stable-channel-update.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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