Ubuntu 4502-1: websocket-extensions vulnerability
Summary
Update Instructions
The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 LTS: ruby-websocket-extensions 0.1.2-1+deb9u1build0.20.04.1 Ubuntu 18.04 LTS: ruby-websocket-extensions 0.1.2-1+deb9u1build0.18.04.1 Ubuntu 16.04 LTS: ruby-websocket-extensions 0.1.2-1+deb9u1build0.16.04.1 In general, a standard system update will make all the necessary changes.
References
https://ubuntu.com/security/notices/USN-4502-1
CVE-2020-7663
Package Information
https://launchpad.net/ubuntu/+source/ruby-websocket-extensions/0.1.2-1+deb9u1build0.20.04.1 https://launchpad.net/ubuntu/+source/ruby-websocket-extensions/0.1.2-1+deb9u1build0.18.04.1 https://launchpad.net/ubuntu/+source/ruby-websocket-extensions/0.1.2-1+deb9u1build0.16.04.1