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AlmaLinux OS 9 must prevent device files from being interpreted on file systems that contain user home directories.

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-269310r1050192_rule
Version
ALMA-09-026090
Severity
Medium
References
Updated

Remediation Templates

A Manual Procedure

Modify "/etc/fstab" to use the "nodev" option on the "/home" directory.