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Unsupported Operating Systems (GLIBC DNS Vulnerability)

There are some versions of Linux that no longer receive support or patches from their providers. This includes the ability to patch glibc, and therefore protect your server against major vulnerabilities.

If your server uses one of the following versions of Linux, you need to immediately move your server to a supported operating system.

Find your version of Linux

  1. Connect to your server via SSH.
  2. Based on your OS, run one of the following commands:
    OS Run this...
    Ubuntu lsb_release -a
    Fedora, CentOS, Red Hat cat /etc/redhat-release

Your operating system displays.

I'm using an unsupported distribution. Now what?

If you are using one of these unsupported versions of Linux, you can either:

Next step

  • After deciding how you want to proceed with upgrading your server's operating system, see GLIBC DNS Vulnerability

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