CVE-2022-0465: 
vulnerability analysis and mitigation

A Use-after-free vulnerability (CVE-2022-0465) was discovered in the Extensions component of Google Chrome versions prior to 98.0.4758.80. The vulnerability was reported on December 22, 2021, by security researcher Samet Bekmezci and was officially addressed in the Chrome stable channel update released on February 1, 2022 (Chrome Release).

The vulnerability is classified as a Use-after-free (UAF) issue specifically affecting the Extensions component in Google Chrome. It received a CVSS 3.1 base score of 8.8 (High), with the following characteristics: Network attack vector, Low attack complexity, No privileges required, User interaction required, Unchanged scope, and High impact on confidentiality, integrity, and availability (Ubuntu Security).

The vulnerability could allow a remote attacker to potentially exploit heap corruption through user interaction. The high CVSS score indicates significant potential impact on system confidentiality, integrity, and availability if successfully exploited (Debian Security).

Google addressed this vulnerability in Chrome version 98.0.4758.80. Users and administrators are advised to update to this version or later to mitigate the risk. The fix was also backported to various Linux distributions, including Ubuntu 18.04 LTS where it was fixed in version 99.0.4844.51-0ubuntu0.18.04.1 (Chrome Release, Ubuntu Security).