Google Patched Seven Security Vulnerabilities in Chrome Through Its Issued Update

On Wednesday, Google released version 90.0.4430.85 of the Chrome Web Browser for the OS Windows, Mac, and Linux. This version contains fixes for seven vulnerabilities that were earlier present. The vulnerabilities include the one for a zero-day vulnerability that was exploited in the wild.

The zero-day was assigned the identifier of CVE-2021-21224, and it was described as a “type confusion in V8”.

Google’s technical program manager Srinivas Sista penned in an advisory, the five vulnerabilities were described as follows:

  1. CVE-2021-21222 heap buffer overflow in V8
  2. CVE-2021-21223 integer overflow in Mojo
  3. CVE-2021-21225 out of bounds memory access in V8
  4. CVE-2021-21226 use after free in navigation
  5. CVE-2021-21224 type confusion in V8

“Google is aware of reports that exploits for CVE-2021-21224 exist in the wild,” he wrote.

Five researchers whose ongoing research work was responsible for the fixes were thanked for their contribution to the advisory.


By Hrithik Lall

IEMLabs is an ISO 27001:2013 and ISO 9001:2015 certified company, we are also a proud member of EC Council, NASSCOM, Data Security Council of India (DSCI), Indian Chamber of Commerce (ICC), U.S. Chamber of Commerce, and Confederation of Indian Industry (CII). The company was established in 2016 with a vision in mind to provide Cyber Security to the digital world and make them Hack Proof. The question is why are we suddenly talking about Cyber Security and all this stuff? With the development of technology, more and more companies are shifting their business to Digital World which is resulting in the increase in Cyber Crimes.

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