Guide to the Secure Configuration of Debian 12
Rules, Groups, and Values defined within the XCCDF Benchmark
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Install the pam_apparmor Package
Thepam_apparmorpackage can be installed with the following command:$ apt-get install pam_apparmor
Rule Medium Severity -
Ensure AppArmor is Active and Configured
Verify that the Apparmor tool is configured to control whitelisted applications and user home directory access control.<br> <br> The <code>...Rule Medium Severity -
Configure Microarchitectural Data Sampling mitigation
Microarchitectural Data Sampling (MDS) is a hardware vulnerability which allows unprivileged speculative access to data which is available in vario...Rule Medium Severity -
Ensure SMAP is not disabled during boot
The SMAP is used to prevent the supervisor mode from unintentionally reading/writing into memory pages in the user space, it is enabled by default ...Rule Medium Severity -
Ensure SMEP is not disabled during boot
The SMEP is used to prevent the supervisor mode from executing user space code, it is enabled by default since Linux kernel 3.0. But it could be di...Rule Medium Severity -
Enable randomization of the page allocator
To enable randomization of the page allocator in the kernel, add the <code>page_alloc.shuffle=1</code> argument to the default GRUB 2 command line....Rule Medium Severity -
Enable Kernel Page-Table Isolation (KPTI)
To enable Kernel page-table isolation, add the argument <code>pti=on</code> to the default GRUB 2 command line for the Linux operating system. Conf...Rule Low Severity -
Configure the confidence in TPM for entropy
The TPM security chip that is available in most modern systems has a hardware RNG. It is also used to feed the entropy pool, but generally not cred...Rule Low Severity -
Verify /boot/grub/grub.cfg Group Ownership
The file <code>/boot/grub/grub.cfg</code> should be group-owned by the <code>root</code> group to prevent destruction or modification of the file. ...Rule Medium Severity -
Verify /boot/grub/user.cfg Group Ownership
The file <code>/boot/grub/user.cfg</code> should be group-owned by the <code>root</code> group to prevent reading or modification of the file. To ...Rule Medium Severity
Node 2
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