From 0945ed918e4c1278691b491f9dde8b2ba398e401 Mon Sep 17 00:00:00 2001 From: Alexander Popov Date: Wed, 18 Oct 2023 10:30:36 +0300 Subject: [PATCH] Fix the reason for the 'kernel.yama.ptrace_scope' check --- kernel_hardening_checker/checks.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel_hardening_checker/checks.py b/kernel_hardening_checker/checks.py index d1c83db..96da656 100644 --- a/kernel_hardening_checker/checks.py +++ b/kernel_hardening_checker/checks.py @@ -604,7 +604,6 @@ def add_sysctl_checks(l, arch): l += [SysctlCheck('cut_attack_surface', 'kspp', 'dev.tty.ldisc_autoload', '0')] l += [SysctlCheck('cut_attack_surface', 'kspp', 'kernel.unprivileged_bpf_disabled', '1')] l += [SysctlCheck('cut_attack_surface', 'kspp', 'kernel.kptr_restrict', '2')] - l += [SysctlCheck('cut_attack_surface', 'kspp', 'kernel.yama.ptrace_scope', '3')] l += [SysctlCheck('cut_attack_surface', 'kspp', 'dev.tty.legacy_tiocsti', '0')] l += [SysctlCheck('cut_attack_surface', 'kspp', 'vm.unprivileged_userfaultfd', '0')] # At first, it disabled unprivileged userfaultfd, @@ -616,3 +615,4 @@ def add_sysctl_checks(l, arch): l += [SysctlCheck('harden_userspace', 'kspp', 'fs.protected_regular', '2')] l += [SysctlCheck('harden_userspace', 'kspp', 'fs.suid_dumpable', '0')] l += [SysctlCheck('harden_userspace', 'kspp', 'kernel.randomize_va_space', '2')] + l += [SysctlCheck('harden_userspace', 'kspp', 'kernel.yama.ptrace_scope', '3')] -- 2.31.1