Ubuntu 5168-1: NSS vulnerability
Summary
Update Instructions
The problem can be corrected by updating your system to the following package versions: Ubuntu 21.10: libnss3 2:3.68-1ubuntu1.1 Ubuntu 21.04: libnss3 2:3.61-1ubuntu2.1 Ubuntu 20.04 LTS: libnss3 2:3.49.1-1ubuntu1.6 Ubuntu 18.04 LTS: libnss3 2:3.35-2ubuntu2.13 After a standard system update you need to restart any applications that use NSS, such as Evolution, to make all the necessary changes.
References
https://ubuntu.com/security/notices/USN-5168-1
CVE-2021-43527
Package Information
https://launchpad.net/ubuntu/+source/nss/2:3.68-1ubuntu1.1 https://launchpad.net/ubuntu/+source/nss/2:3.61-1ubuntu2.1 https://launchpad.net/ubuntu/+source/nss/2:3.49.1-1ubuntu1.6 https://launchpad.net/ubuntu/+source/nss/2:3.35-2ubuntu2.13