Advisory Details

May 19th, 2015

Google Chrome SpeechRecognitionClient Use-After-Free Remote Code Execution Vulnerability

ZDI-15-236
ZDI-CAN-2707

CVE ID CVE-2015-1251
CVSS SCORE 6.8, AV:N/AC:M/Au:N/C:P/I:P/A:P
AFFECTED VENDORS Google
AFFECTED PRODUCTS Chrome
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID ['19442']. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
VULNERABILITY DETAILS


This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Google Chrome. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within SpeechRecognitionClient. By manipulating a document's elements, an attacker can force a dangling pointer to be reused after it has been freed. An attacker can leverage this vulnerability to execute code under the context of the current process.

ADDITIONAL DETAILS Google has issued an update to correct this vulnerability. More details can be found at:
http://googlechromereleases.blogspot.com/2015/05/stable-channel-update_19.html
DISCLOSURE TIMELINE
  • 2015-02-05 - Vulnerability reported to vendor
  • 2015-05-19 - Coordinated public release of advisory
CREDIT SkyLined
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