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AUSCERT Security Bulletin
ASB-2014.0099
A number of vulnerabilities have been identified in Google Chrome
27 August 2014
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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
Provide Misleading Information -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2014-3177 CVE-2014-3176 CVE-2014-3175
CVE-2014-3174 CVE-2014-3173 CVE-2014-3172
CVE-2014-3171 CVE-2014-3170 CVE-2014-3169
CVE-2014-3168
Member content until: Friday, September 26 2014
OVERVIEW
A number of vulnerabilities have been identified in Google Chrome
prior to version 37.0.2062.94. [1]
IMPACT
The vendor has provided the following details regarding these
vulnerabilities:
"Security Fixes and Rewards
Note: Access to bug details and links may be kept restricted until a
majority of users are updated with a fix. We will also retain
restrictions if the bug exists in a third party library that other
projects similarly depend on, but haven’t yet fixed.
This update includes 50 security fixes. Below, we highlight fixes
that were either contributed by external researchers or particularly
interesting. Please see the Chromium security page for more
information.
[$30000][386988] Critical CVE-2014-3176, CVE-2014-3177: A special
reward to lokihardt@asrt for a combination of bugs in V8, IPC, sync,
and extensions that can lead to remote code execution outside of the
sandbox.
[$2000][369860] High CVE-2014-3168: Use-after-free in SVG. Credit to
cloudfuzzer.
[$2000][387389] High CVE-2014-3169: Use-after-free in DOM. Credit to
Andrzej Dyjak.
[$1000][390624] High CVE-2014-3170: Extension permission dialog
spoofing. Credit to Rob Wu.
[$4000][390928] High CVE-2014-3171: Use-after-free in bindings.
Credit to cloudfuzzer.
[$1500][367567] Medium CVE-2014-3172: Issue related to extension
debugging. Credit to Eli Grey.
[$2000][376951] Medium CVE-2014-3173: Uninitialized memory read in
WebGL. Credit to jmuizelaar.
[$500][389219] Medium CVE-2014-3174: Uninitialized memory read in
Web Audio. Credit to Atte Kettunen from OUSPG.
We would also like to thank Collin Payne, Christoph Diehl, Sebastian
Mauer, Atte Kettunen, and cloudfuzzer for working with us during the
development cycle to prevent security bugs from ever reaching the
stable channel. $8000 in additional rewards were issued.
As usual, our ongoing internal security work responsible for a wide
range of fixes:
[406143] CVE-2014-3175: Various fixes from internal audits, fuzzing
and other initiatives (Chrome 37)." [1]
MITIGATION
The vendor recommends updating to the latest version of Google
Chrome to correct these issues. [1]
REFERENCES
[1] Stable Channel Update
http://googlechromereleases.blogspot.com.au/2014/08/stable-channel-update_26.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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