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mediumkernelverified rollback-safe

Disable FireWire kernel module

kmod-disable-firewire · RHEL ≥ 8 · 1 impl

Description

The FireWire (IEEE 1394) kernel module should be disabled if FireWire devices are not used.

Rationale

FireWire provides direct memory access (DMA) which can be exploited by attackers with physical access to read or write system memory, potentially compromising the system.

Check → Remediate

Checkkernel_module_state
name:
firewire-core
state:
disabled
Remediatekernel_module_disable
name:
firewire-core

Framework references

CIS

rhel8 1.1.1.9rhel10 1.1.1.9

STIG

V-230499V-257806

NIST 800-53

CM-7AC-19

Live verification

rhel10:checkrhel8:checkrhel9:check
#kernel-module#firewire#dma#physical-security#stig