1.259 RHEL-09-291010

Information

RHEL 9 must be configured to disable USB mass storage.

GROUP ID: V-258034
RULE ID: SV-258034r1051267

USB mass storage permits easy introduction of unknown devices, thereby facilitating malicious activity.

Satisfies: SRG-OS-000114-GPOS-00059, SRG-OS-000378-GPOS-00163, SRG-OS-000480-GPOS-00227

Solution

To configure the system to prevent the usb-storage kernel module from being loaded, add the following lines to the file "/etc/modprobe.d/usb-storage.conf" (or create "usb-storage.conf" if it does not exist):

install usb-storage /bin/false
blacklist usb-storage

See Also

https://workbench.cisecurity.org/benchmarks/22008