How To Install rubygem-safe_yaml on CentOS 7
Introduction
In this tutorial we learn how to install rubygem-safe_yaml on CentOS 7.
What is rubygem-safe_yaml
The SafeYAML gem provides an alternative implementation of YAML.load suitable for accepting user input in Ruby applications. Unlike Ruby’s built-in implementation of YAML.load, SafeYAML’s version will not expose apps to arbitrary code execution exploits.
We can use yum or dnf to install rubygem-safe_yaml on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install rubygem-safe_yaml.
Install rubygem-safe_yaml on CentOS 7 Using yum
Update yum database with yum using the following command.
sudo yum makecache
After updating yum database, We can install rubygem-safe_yaml using yum by running the following command:
sudo yum -y install rubygem-safe_yaml
Install rubygem-safe_yaml on CentOS 7 Using dnf
If you don’t have dnf installed you can install DNF on CentOS 7 first.
Update yum database with dnf using the following command.
sudo dnf makecache
After updating yum database, We can install rubygem-safe_yaml using dnf by running the following command:
sudo dnf -y install rubygem-safe_yaml
How To Uninstall rubygem-safe_yaml on CentOS 7
To uninstall only the rubygem-safe_yaml package we can use the following command:
sudo dnf remove rubygem-safe_yaml
References
Summary
In this tutorial we learn how to install rubygem-safe_yaml on CentOS 7 using yum and dnf.
