Check Point Advisories

Google Chrome Blink ImageBitmap Integer Overflow (CVE-2016-5182)

Vulnerability
Protection

Check Point Reference:	CPAI-2016-1121
Date Published:	20 Dec 2016
Severity:	Medium
Last Updated:	Wednesday 14 June, 2017
Source:	Google
Industry Reference:	CVE-2016-5182
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Google Chrome prior to 54.0.2840.59
Vulnerability Description	A heap overflow vulnerability exists in Google Chrome Blink. The vulnerability is due to an integer overflow in a function while processing an HTML file. A remote, unauthenticated attacker can exploit this vulnerability by enticing a user to open a specially crafted HTML file, potentially leading to remote code execution.

Protection Overview

This protection will detect and block attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R80 / R77 / R75

In the IPS tab, click Protections and find the Google Chrome Blink ImageBitmap Integer Overflow protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: Web Client Enforcement Violation.
Attack Information: Google Chrome Blink ImageBitmap Integer Overflow