KLA10962 Multiple vulnerabilities in Google Chrome

Multiple serious vulnerabilities have been found in Google Chrome. Malicious users can exploit these vulnerabilities to spoof user interface and cause a denial of service,bypass security restrictions.

Below is a complete list of vulnerabilities:

1. Inability to prevent alerts from being displayed by swapped out frames can be exploited remotely via a specially designed HTML page to show alerts on a page attackers don’t control and spoof user interface;
2. Heap corruption vulnerabilities in FFmpeg can be exploited remotely via a specially designed video file possibly to cause a denial of service;
3. Type confusion vulnerability in Histogram can be exploited remotely via a specially designed HTML page possibly to cause a denial of service;
4. Improper enforcing of unsafe-inline content security policy in Blink can be exploited remotely via a specially designed HTML page to bypass content security policy.

Technical details

Vulnerability (2) occurs because of incorrect bounds checking.

In case of exploiting vulnerability (3), a near null dereference causes a denial of service.

Original advisories

Stable Channel Update for Desktop

Related products

Google-Chrome

CVE list

CVE-2017-5022 warning

CVE-2017-5023 warning

CVE-2017-5024 warning

CVE-2017-5025 warning

CVE-2017-5026 warning

CVE-2017-5027 warning

Solution

Update to the latest version. File with name old_chrome can be still detected after update. It caused by Google Chrome update policy which does not remove old versions when installing updates. Try to contact vendor for further delete instructions or ignore such kind of alerts at your own risk.

Download Google Chrome

Impacts

• DoS

Denial of service. Exploitation of vulnerabilities with this impact can lead to loss of system availability or critical functional fault.

• SB

Security bypass. Exploitation of vulnerabilities with this impact can lead to performing actions restricted by current security settings.

• SUI

Spoof user interface. Exploitation of vulnerabilities with this impact can lead to changes in user interface to beguile user into inaccurate behavior.

Affected Products

• Google Chrome earlier than 56.0.2924.76 (All branches)