CVE-2021-37974: 
vulnerability analysis and mitigation

CVE-2021-37974 is a Use-after-free vulnerability discovered in the Safe Browsing component of Google Chrome versions prior to 94.0.4606.71. The vulnerability was disclosed and patched in September 2021, affecting Google Chrome's security features (Chrome Release).

The vulnerability is classified as a Use-after-free (CWE-416) issue in the Safe Browsing component of Chrome. It received a CVSS v3.1 Base Score of 8.8 (HIGH) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H, indicating high severity with potential for significant impact (NVD).

If exploited, this vulnerability could allow a remote attacker who had compromised the renderer process to potentially exploit heap corruption through a specially crafted HTML page. The high CVSS score indicates potential for significant compromise of system confidentiality, integrity, and availability (NVD).

Google released a patch in Chrome version 94.0.4606.71 to address this vulnerability. Users and administrators are advised to upgrade to this version or later. The fix was also incorporated into various Linux distributions including Debian and Fedora through their respective security updates (Debian Advisory, Fedora Update).