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AlmaLinux OS 9 must prevent special devices on nonroot local partitions.

An XCCDF Rule

Description

The "nodev" mount option causes the system to not interpret character or block special devices. Executing character or block special devices from untrusted file systems increases the opportunity for nonprivileged users to attain unauthorized administrative access. The only legitimate location for device files is the "/dev" directory located on the root partition, with the exception of chroot jails if implemented.

ID
SV-269290r1050172_rule
Version
ALMA-09-023780
Severity
Medium
References
Updated

Remediation Templates

A Manual Procedure

Configure the "/etc/fstab" to use the "nodev" option on all nonroot local partitions.