The vulnerabilities CVE-2016-0777 and CVE-2016-0778 in the OpenSSH client were fixed in version 7.2p2 and later. To patch and protect against these vulnerabilities, you need to upgrade your OpenSSH client to a version that includes the fix.
Here are the steps to upgrade the OpenSSH client on a Linux system:
- Check your current version of OpenSSH:
ssh -V
- Update the package list on your system:
sudo apt-get update
- Upgrade OpenSSH to the latest version:
sudo apt-get upgrade openssh-client
- Restart the OpenSSH service to ensure the changes take effect:
sudo service ssh restart
After upgrading the OpenSSH client, you should no longer be vulnerable to these vulnerabilities. It’s also a good idea to keep your system up to date by regularly checking for available security updates and applying them promptly.