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TMA-ROCKY8-1.1.2.2.2

Ensure nodev option set on /dev/shm partition

SrednjaNivo 1Automatskalinux

Opis

The nodev mount option specifies that the filesystem cannot contain special devices.

Kako se proverava

Metod provere: Komanda ljuske

shell
if ! findmnt -kn /dev/shm >/dev/null 2>&1; then echo compliant; elif findmnt -kn /dev/shm | grep -qw -- nodev; then echo compliant; else echo /dev/shm' is mounted without nodev'; fi
Očekivani izlaz
compliant

Kako se ispravlja

Metod ispravke: Smernica ili zakrpa infrastrukture

- IF - a separate partition exists for /dev/shm. Edit the /etc/fstab file and add nodev to the fourth field (mounting options) for the /dev/shm partition. See the fstab(5) manual page for more information. Example: tmpfs /dev/shm tmpfs defaults,rw,nosuid,nodev,noexec,relatime 0 0 Run the following command to remount /dev/shm with the configured options: # mount -o remount /dev/shm Note: It is recommended to use tmpfs as the device/filesystem type as /dev/shm is used as shared memory space by applications.

Svojstva

Operativni sistemi
rocky-8
Oznake
cis-convertedfilesystemlinux
Referenca
CIS Rocky Linux 8 Benchmark v3.0.0 - 1.1.2.2.2

Proverite ovaj računar

Pokrenite ovo na računaru za koji imate dozvolu za proveru. Skeniranje radi u režimu samo za čitanje.

shell
tmaegis scan --target linux