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.

Google Chrome earlier than 56.0.2924.76 (All branches)

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.
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