Google Chrome: Multiple vulnerabilities

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                         AUSCERT Security Bulletin

                               ASB-2016.0041
      Multiple vulnerabilities have been identified in Google Chrome
                               14 April 2016

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

Product:              Google Chrome
Operating System:     Windows
                      UNIX variants (UNIX, Linux, OSX)
Impact/Access:        Execute Arbitrary Code/Commands -- Remote with User Interaction
                      Cross-site Scripting            -- Remote with User Interaction
                      Denial of Service               -- Remote with User Interaction
                      Provide Misleading Information  -- Remote with User Interaction
                      Access Confidential Data        -- Remote with User Interaction
Resolution:           Patch/Upgrade
CVE Names:            CVE-2016-1658 CVE-2016-1657 CVE-2016-1656
                      CVE-2016-1655 CVE-2016-1654 CVE-2016-1653
                      CVE-2016-1652 CVE-2016-1651 CVE-2015-1659
Member content until: Saturday, May 14 2016

OVERVIEW

        Multiple vulnerabilities have been identified in Google Chrome 
        prior to version 50.0.2661.75. [1]


IMPACT

        "This update includes 20 security fixes. Below, we highlight fixes 
        that were contributed by external researchers. Please see the 
        Chromium security page for more information.
        
        [$7500][590275] High CVE-2016-1652: Universal XSS in extension 
        bindings. Credit to anonymous.
        
        [$5000][589792] High CVE-2016-1653: Out-of-bounds write in V8. 
        Credit to Choongwoo Han.
        
        [591785] Medium CVE-2016-1651: Out-of-bounds read in Pdfium JPEG2000
        decoding. Credit to kdot working with HP's Zero Day Initiative.
        
        [$1500][589512] Medium CVE-2016-1654: Uninitialized memory read in 
        media. Credit to Atte Kettunen of OUSPG.
        
        [$1500][582008] Medium CVE-2016-1655: Use-after-free related to 
        extensions. Credit to Rob Wu.
        
        [$500][570750] Medium CVE-2016-1656: Android downloaded file path 
        restriction bypass. Credit to Dzmitry Lukyanenko.
        
        [$1000][567445] Medium CVE-2016-1657: Address bar spoofing. Credit 
        to Luan Herrera.
        
        [$500][573317] Low CVE-2016-1658: Potential leak of sensitive 
        information to malicious extensions. Credit to Antonio Sanso 
        (@asanso) of Adobe.
        
        We would also like to thank all security researchers that worked 
        with us during the development cycle to prevent security bugs from 
        ever reaching the stable channel. The total value of additional 
        rewards and their recipients will updated here when all reports have
        gone through the reward panel.
        
        As usual, our ongoing internal security work was responsible for a 
        wide range of fixes:
        
        [602697] CVE-2015-1659: Various fixes from internal audits, 
        fuzzing and other initiatives.
        
        Many of our security bugs are detected using AddressSanitizer, 
        MemorySanitizer, Control Flow Integrity or LibFuzzer." [1]


MITIGATION

        The vendor recommends updating to the latest version. [1]


REFERENCES

        [1] Stable Channel Update
            http://googlechromereleases.blogspot.com.au/2016/04/stable-channel-update_13.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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