CVE-2021-37973 vulnerability in Google and Other Products
Published on October 8, 2021
Known Exploited Vulnerability
This Google Chrome Use-After-Free Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Use-after-free weakness in Portals, Google's new web page navigation system for Chrome. Successful exploitation can let attackers to execute code.
The following remediation steps are recommended / required by November 17, 2021: Apply updates per vendor instructions.
CVE-2021-37973 can be exploited with network access, requires user interaction. This vulnerability is considered to have a low attack complexity. It has an exploitability score of 2.8 out of four. The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.
What is a Dangling pointer Vulnerability?
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.
CVE-2021-37973 has been classified to as a Dangling pointer vulnerability or weakness.
Products Associated with CVE-2021-37973
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What versions are vulnerable to CVE-2021-37973?
- Google Chrome Fixed in Version 94.0.4606.61
- Fedora Project Fedora Version 33
- Fedora Project Fedora Version 35
- Debian Linux Version 10.0
- Debian Linux Version 11.0