Linux distributions
TMA-UBUNTU2004-3.2.2
Ensure tipc kernel module is not available
Opis
The Transparent Inter-Process Communication (TIPC) protocol is designed to provide communication between cluster nodes.
Kako se proverava
Metod provere: Komanda ljuske
m=tipc; found=$(find /lib/modules/$(uname -r)/kernel /usr/lib/modules/$(uname -r)/kernel -path "*/tipc*" 2>/dev/null | head -n1); if [ -z "$found" ]; then echo compliant; exit 0; fi; lsmod | awk '{print $1}' | grep -Fxq -- "${m//-/_}" && { echo "$m is loaded"; exit 0; }; cfg=$(modprobe --showconfig 2>/dev/null); printf '%s\n' "$cfg" | grep -Pq -- "^\h*blacklist\h+${m//-/_}\b" || { echo "$m is not blacklisted"; exit 0; }; printf '%s\n' "$cfg" | grep -Pq -- "^\h*install\h+${m//-/_}\h+(/usr)?/bin/(true|false)\b" || { echo "$m install is not disabled"; exit 0; }; echo compliant- Očekivani izlaz
compliant
Kako se ispravlja
Metod ispravke: Smernica ili zakrpa infrastrukture
Run the following to unload and disable the tipc kernel module. This can also be done by running the script included below. Run the following commands to unload the tipc kernel module: # modprobe -r tipc 2>/dev/null # rmmod tipc 2>/dev/null Perform the following to disable the tipc kernel module: Create a file ending in .conf with install tipc /bin/false in the /etc/modprobe.d/ directory Example: # printf '\n%s\n' "install tipc /bin/false" >> tipc.conf Create a file ending in .conf with blacklist tipc in the /etc/modprobe.d/ directory Example: # printf '\n%s\n' "blacklist tipc" >> tipc.conf Optional remediation script: This script will perform the above remediation as required by the system …
Svojstva
- Operativni sistemi
- ubuntu-20.04
- Oznake
- cis-convertedkernellinuxmodules
- Referenca
- CIS Ubuntu Linux 20.04 LTS Benchmark v3.0.0 - 3.2.2
Proverite ovaj računar
Pokrenite ovo na računaru za koji imate dozvolu za proveru. Skeniranje radi u režimu samo za čitanje.
tmaegis scan --target linux --level 2