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Mounts: 38 controls for Linux hardening

Pavois audits 38 controls in the Mounts hardening domain, across 9 systems and 3 standards (CIS, ANSSI BP-028, NIST 800-53). Every control declares the evidence it gathers, its severity, its remediation and its standard references.

The domain in figures

Controls38
Severities
medium 32low 6
Evidence gathered
effective runtime 38
Standards
CISANSSI BP-028NIST 800-53
Systems
Debian 12Debian 13FedoraRHEL 10 / Rocky 10 / AlmaLinux 10RHEL 8 / Rocky 8 / AlmaLinux 8RHEL 9 / Rocky 9 / AlmaLinux 9Ubuntu 22.04Ubuntu 24.04Ubuntu 26.04
Coverage depthin depth

What does Pavois check in this domain?

effective runtime 38
Checked against the resolved running state (e.g. sshd -T, sysctl, systemctl show), catches drop-ins and Includes a file read would miss. Caveat: runtime ≠ persistence; a value correct now may not survive a reboot.

Which standards does this domain cover?

One effective-configuration check serves as evidence for several standards at once. The references below are the ones the corpus actually carries, never a claimed equivalence. how to read a standard mapping.

CIS
1.1.2.1.1, 1.1.2.1.2, 1.1.2.1.3, 1.1.2.1.4, 1.1.2.2.1, 1.1.2.2.2, 1.1.2.2.3, 1.1.2.2.4, 1.1.2.3.1, 1.1.2.3.2, 1.1.2.3.3, 1.1.2.4.1, 1.1.2.4.2, 1.1.2.4.3, 1.1.2.5.1, 1.1.2.5.2, 1.1.2.5.3, 1.1.2.5.4, 1.1.2.6.1, 1.1.2.6.2, 1.1.2.6.3, 1.1.2.6.4, 1.1.2.7.1, 1.1.2.7.2, 1.1.2.7.3, 1.1.2.7.4
ANSSI BP-028
R28, R71
NIST 800-53
AC-6, AC-6(1), AU-4, CM-6(a), CM-6(b), CM-7(a), CM-7(b), MP-7, SC-5(2)

The 38 controls of the Mounts domain

RefRuleSev.OSStandards
SOCLE-CLD-MNT-002Add nodev Option to /bootmedium4
SOCLE-CLD-MNT-005Add nodev Option to /dev/shmmedium9
cisnist
SOCLE-CLD-MNT-008Add nodev Option to /homemedium9
cis
SOCLE-CLD-MNT-013Add nodev Option to /tmpmedium9
cisnist
SOCLE-CLD-MNT-022Add nodev Option to /varmedium9
cisnist
SOCLE-CLD-MNT-019Add nodev Option to /var/logmedium9
cisnist
SOCLE-CLD-MNT-016Add nodev Option to /var/log/auditmedium9
cisnist
SOCLE-CLD-MNT-025Add nodev Option to /var/tmpmedium9
cis
SOCLE-CLD-MNT-003Add noexec Option to /bootmedium9
bp28
SOCLE-CLD-MNT-006Add noexec Option to /dev/shmmedium9
cisnist
SOCLE-CLD-MNT-009Add noexec Option to /homemedium9
bp28nist
SOCLE-CLD-MNT-014Add noexec Option to /tmpmedium9
bp28cisnist
SOCLE-CLD-MNT-023Add noexec Option to /varmedium9
bp28
SOCLE-CLD-MNT-020Add noexec Option to /var/logmedium9
bp28cisnist
SOCLE-CLD-MNT-017Add noexec Option to /var/log/auditmedium9
cisnist
SOCLE-CLD-MNT-026Add noexec Option to /var/tmpmedium9
bp28cis
SOCLE-CLD-MNT-004Add nosuid Option to /bootmedium9
bp28nist
SOCLE-CLD-MNT-001Add nosuid Option to /boot/efimedium4
SOCLE-CLD-MNT-007Add nosuid Option to /dev/shmmedium9
cisnist
SOCLE-CLD-MNT-010Add nosuid Option to /homemedium9
bp28cisnist
SOCLE-CLD-MNT-011Add nosuid Option to /optmedium9
bp28
SOCLE-CLD-MNT-012Add nosuid Option to /srvmedium9
bp28
SOCLE-CLD-MNT-015Add nosuid Option to /tmpmedium9
bp28cisnist
SOCLE-CLD-MNT-024Add nosuid Option to /varmedium9
bp28cis
SOCLE-CLD-MNT-021Add nosuid Option to /var/logmedium9
bp28cisnist
SOCLE-CLD-MNT-018Add nosuid Option to /var/log/auditmedium9
cisnist
SOCLE-CLD-MNT-027Add nosuid Option to /var/tmpmedium9
bp28cis
SOCLE-CLD-MNT-028Ensure /boot Located On Separate Partitionmedium8
bp28
SOCLE-CLD-MNT-031Ensure /opt Located On Separate Partitionmedium9
bp28
SOCLE-CLD-MNT-032Ensure /srv Located On Separate Partitionmedium9
bp28
SOCLE-CLD-MNT-034Ensure /usr Located On Separate Partitionmedium9
bp28
SOCLE-CLD-MNT-038Ensure /var/tmp Located On Separate Partitionmedium9
bp28cis
SOCLE-CLD-MNT-029Ensure /dev/shm is configuredlow9
cis
SOCLE-CLD-MNT-030Ensure /home Located On Separate Partitionlow9
bp28cisnist
SOCLE-CLD-MNT-033Ensure /tmp Located On Separate Partitionlow9
cisnist
SOCLE-CLD-MNT-035Ensure /var Located On Separate Partitionlow9
bp28cisnist
SOCLE-CLD-MNT-036Ensure /var/log Located On Separate Partitionlow9
bp28cisnist
SOCLE-CLD-MNT-037Ensure /var/log/audit Located On Separate Partitionlow9
bp28cisnist

Sources & references

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