From 51921dd8f06cd21cf6adca840c72f44bf85ec2dc Mon Sep 17 00:00:00 2001 From: Alexander Popov Date: Mon, 25 Mar 2024 22:16:38 +0300 Subject: [PATCH] Update the README --- README.md | 57 +++++++++++++++++++++++++++---------------------------- 1 file changed, 28 insertions(+), 29 deletions(-) diff --git a/README.md b/README.md index 46588b2..1a59927 100644 --- a/README.md +++ b/README.md @@ -131,7 +131,6 @@ $ ./bin/kernel-hardening-checker -c kernel_hardening_checker/config_files/distro CONFIG_BUG |kconfig| y |defconfig | self_protection | OK CONFIG_SLUB_DEBUG |kconfig| y |defconfig | self_protection | OK CONFIG_THREAD_INFO_IN_TASK |kconfig| y |defconfig | self_protection | OK -CONFIG_GCC_PLUGINS |kconfig| y |defconfig | self_protection | FAIL: is not found CONFIG_IOMMU_SUPPORT |kconfig| y |defconfig | self_protection | OK CONFIG_STACKPROTECTOR |kconfig| y |defconfig | self_protection | OK CONFIG_STACKPROTECTOR_STRONG |kconfig| y |defconfig | self_protection | OK @@ -178,13 +177,13 @@ CONFIG_DEBUG_CREDENTIALS |kconfig| y | kspp | self_p CONFIG_DEBUG_NOTIFIERS |kconfig| y | kspp | self_protection | FAIL: "is not set" CONFIG_SCHED_STACK_END_CHECK |kconfig| y | kspp | self_protection | OK CONFIG_KFENCE |kconfig| y | kspp | self_protection | OK -CONFIG_KFENCE_SAMPLE_INTERVAL |kconfig| is not off | my | self_protection | FAIL: is off, "0" +CONFIG_KFENCE_SAMPLE_INTERVAL |kconfig| is not off |a13xp0p0v | self_protection | FAIL: is off, "0" CONFIG_RANDSTRUCT_FULL |kconfig| y | kspp | self_protection | FAIL: is not found CONFIG_RANDSTRUCT_PERFORMANCE |kconfig| is not set | kspp | self_protection | FAIL: CONFIG_RANDSTRUCT_FULL is not "y" CONFIG_HARDENED_USERCOPY |kconfig| y | kspp | self_protection | OK CONFIG_HARDENED_USERCOPY_FALLBACK |kconfig| is not set | kspp | self_protection | OK CONFIG_HARDENED_USERCOPY_PAGESPAN |kconfig| is not set | kspp | self_protection | OK -CONFIG_GCC_PLUGIN_LATENT_ENTROPY |kconfig| y | kspp | self_protection | FAIL: CONFIG_GCC_PLUGINS is not "y" +CONFIG_GCC_PLUGIN_LATENT_ENTROPY |kconfig| y | kspp | self_protection | FAIL: is not found CONFIG_MODULE_SIG |kconfig| y | kspp | self_protection | OK CONFIG_MODULE_SIG_ALL |kconfig| y | kspp | self_protection | OK CONFIG_MODULE_SIG_SHA512 |kconfig| y | kspp | self_protection | OK @@ -196,12 +195,12 @@ CONFIG_UBSAN_BOUNDS |kconfig| y | kspp | self_p CONFIG_UBSAN_LOCAL_BOUNDS |kconfig| y | kspp | self_protection | OK: CONFIG_UBSAN_BOUNDS is "y" CONFIG_UBSAN_TRAP |kconfig| y | kspp | self_protection | FAIL: CONFIG_UBSAN_ENUM is not "is not set" CONFIG_UBSAN_SANITIZE_ALL |kconfig| y | kspp | self_protection | OK -CONFIG_GCC_PLUGIN_STACKLEAK |kconfig| y | kspp | self_protection | FAIL: CONFIG_GCC_PLUGINS is not "y" -CONFIG_STACKLEAK_METRICS |kconfig| is not set | kspp | self_protection | FAIL: CONFIG_GCC_PLUGINS is not "y" -CONFIG_STACKLEAK_RUNTIME_DISABLE |kconfig| is not set | kspp | self_protection | FAIL: CONFIG_GCC_PLUGINS is not "y" +CONFIG_GCC_PLUGIN_STACKLEAK |kconfig| y | kspp | self_protection | FAIL: is not found +CONFIG_STACKLEAK_METRICS |kconfig| is not set | kspp | self_protection | FAIL: CONFIG_GCC_PLUGIN_STACKLEAK is not "y" +CONFIG_STACKLEAK_RUNTIME_DISABLE |kconfig| is not set | kspp | self_protection | FAIL: CONFIG_GCC_PLUGIN_STACKLEAK is not "y" CONFIG_RANDOMIZE_KSTACK_OFFSET_DEFAULT |kconfig| y | kspp | self_protection | OK -CONFIG_CFI_CLANG |kconfig| y | kspp | self_protection | FAIL: is not found -CONFIG_CFI_PERMISSIVE |kconfig| is not set | kspp | self_protection | FAIL: CONFIG_CFI_CLANG is not "y" +CONFIG_CFI_CLANG |kconfig| y | kspp | self_protection | FAIL: CONFIG_CC_IS_CLANG is not "y" +CONFIG_CFI_PERMISSIVE |kconfig| is not set | kspp | self_protection | FAIL: CONFIG_CC_IS_CLANG is not "y" CONFIG_HW_RANDOM_TPM |kconfig| y | kspp | self_protection | OK CONFIG_DEFAULT_MMAP_MIN_ADDR |kconfig| 65536 | kspp | self_protection | OK CONFIG_IOMMU_DEFAULT_DMA_STRICT |kconfig| y | kspp | self_protection | FAIL: "is not set" @@ -211,8 +210,8 @@ CONFIG_SLS |kconfig| y | kspp | self_p CONFIG_INTEL_IOMMU_SVM |kconfig| y | kspp | self_protection | OK CONFIG_AMD_IOMMU_V2 |kconfig| y | kspp | self_protection | FAIL: "m" CONFIG_SLAB_MERGE_DEFAULT |kconfig| is not set | clipos | self_protection | FAIL: "y" -CONFIG_LIST_HARDENED |kconfig| y | my | self_protection | FAIL: is not found -CONFIG_RANDOM_KMALLOC_CACHES |kconfig| y | my | self_protection | FAIL: is not found +CONFIG_LIST_HARDENED |kconfig| y |a13xp0p0v | self_protection | FAIL: is not found +CONFIG_RANDOM_KMALLOC_CACHES |kconfig| y |a13xp0p0v | self_protection | FAIL: is not found CONFIG_SECURITY |kconfig| y |defconfig | security_policy | OK CONFIG_SECURITY_YAMA |kconfig| y | kspp | security_policy | OK CONFIG_SECURITY_LANDLOCK |kconfig| y | kspp | security_policy | OK @@ -220,8 +219,8 @@ CONFIG_SECURITY_SELINUX_DISABLE |kconfig| is not set | kspp | securi CONFIG_SECURITY_SELINUX_BOOTPARAM |kconfig| is not set | kspp | security_policy | FAIL: "y" CONFIG_SECURITY_SELINUX_DEVELOP |kconfig| is not set | kspp | security_policy | FAIL: "y" CONFIG_SECURITY_WRITABLE_HOOKS |kconfig| is not set | kspp | security_policy | OK: is not found -CONFIG_SECURITY_SELINUX_DEBUG |kconfig| is not set | my | security_policy | OK: is not found -CONFIG_SECURITY_SELINUX |kconfig| y | my | security_policy | OK +CONFIG_SECURITY_SELINUX_DEBUG |kconfig| is not set |a13xp0p0v | security_policy | OK: is not found +CONFIG_SECURITY_SELINUX |kconfig| y |a13xp0p0v | security_policy | OK CONFIG_SECCOMP |kconfig| y |defconfig |cut_attack_surface| OK CONFIG_SECCOMP_FILTER |kconfig| y |defconfig |cut_attack_surface| OK CONFIG_BPF_UNPRIV_DEFAULT_OFF |kconfig| y |defconfig |cut_attack_surface| OK @@ -310,20 +309,20 @@ CONFIG_EFI_TEST |kconfig| is not set | lockdown |cut_att CONFIG_MMIOTRACE_TEST |kconfig| is not set | lockdown |cut_attack_surface| OK CONFIG_KPROBES |kconfig| is not set | lockdown |cut_attack_surface| FAIL: "y" CONFIG_BPF_SYSCALL |kconfig| is not set | lockdown |cut_attack_surface| FAIL: "y" -CONFIG_MMIOTRACE |kconfig| is not set | my |cut_attack_surface| FAIL: "y" -CONFIG_LIVEPATCH |kconfig| is not set | my |cut_attack_surface| FAIL: "y" -CONFIG_IP_DCCP |kconfig| is not set | my |cut_attack_surface| FAIL: "m" -CONFIG_IP_SCTP |kconfig| is not set | my |cut_attack_surface| FAIL: "m" -CONFIG_FTRACE |kconfig| is not set | my |cut_attack_surface| FAIL: "y" -CONFIG_VIDEO_VIVID |kconfig| is not set | my |cut_attack_surface| FAIL: "m" -CONFIG_INPUT_EVBUG |kconfig| is not set | my |cut_attack_surface| FAIL: "m" -CONFIG_KGDB |kconfig| is not set | my |cut_attack_surface| FAIL: "y" -CONFIG_CORESIGHT |kconfig| is not set | my |cut_attack_surface| OK: is not found -CONFIG_XFS_SUPPORT_V4 |kconfig| is not set | my |cut_attack_surface| FAIL: "y" -CONFIG_TRIM_UNUSED_KSYMS |kconfig| y | my |cut_attack_surface| FAIL: "is not set" -CONFIG_MODULE_FORCE_LOAD |kconfig| is not set | my |cut_attack_surface| OK +CONFIG_MMIOTRACE |kconfig| is not set |a13xp0p0v |cut_attack_surface| FAIL: "y" +CONFIG_LIVEPATCH |kconfig| is not set |a13xp0p0v |cut_attack_surface| FAIL: "y" +CONFIG_IP_DCCP |kconfig| is not set |a13xp0p0v |cut_attack_surface| FAIL: "m" +CONFIG_IP_SCTP |kconfig| is not set |a13xp0p0v |cut_attack_surface| FAIL: "m" +CONFIG_FTRACE |kconfig| is not set |a13xp0p0v |cut_attack_surface| FAIL: "y" +CONFIG_VIDEO_VIVID |kconfig| is not set |a13xp0p0v |cut_attack_surface| FAIL: "m" +CONFIG_INPUT_EVBUG |kconfig| is not set |a13xp0p0v |cut_attack_surface| FAIL: "m" +CONFIG_KGDB |kconfig| is not set |a13xp0p0v |cut_attack_surface| FAIL: "y" +CONFIG_CORESIGHT |kconfig| is not set |a13xp0p0v |cut_attack_surface| OK: is not found +CONFIG_XFS_SUPPORT_V4 |kconfig| is not set |a13xp0p0v |cut_attack_surface| FAIL: "y" +CONFIG_TRIM_UNUSED_KSYMS |kconfig| y |a13xp0p0v |cut_attack_surface| FAIL: "is not set" +CONFIG_MODULE_FORCE_LOAD |kconfig| is not set |a13xp0p0v |cut_attack_surface| OK CONFIG_COREDUMP |kconfig| is not set | clipos | harden_userspace | FAIL: "y" -CONFIG_ARCH_MMAP_RND_BITS |kconfig| 32 | my | harden_userspace | FAIL: "28" +CONFIG_ARCH_MMAP_RND_BITS |kconfig| 32 |a13xp0p0v | harden_userspace | FAIL: "28" nosmep |cmdline| is not set |defconfig | self_protection | OK: is not found nosmap |cmdline| is not set |defconfig | self_protection | OK: is not found nokaslr |cmdline| is not set |defconfig | self_protection | OK: is not found @@ -362,14 +361,14 @@ iommu.passthrough |cmdline| 0 | kspp | self_p randomize_kstack_offset |cmdline| 1 | kspp | self_protection | OK: CONFIG_RANDOMIZE_KSTACK_OFFSET_DEFAULT is "y" pti |cmdline| on | kspp | self_protection | FAIL: is not found iommu |cmdline| force | clipos | self_protection | FAIL: is not found -kfence.sample_interval |cmdline| is not off | my | self_protection | FAIL: is off, not found +kfence.sample_interval |cmdline| is not off |a13xp0p0v | self_protection | FAIL: is off, not found tsx |cmdline| off |defconfig |cut_attack_surface| OK: CONFIG_X86_INTEL_TSX_MODE_OFF is "y" nosmt |cmdline| is present | kspp |cut_attack_surface| FAIL: is not present vsyscall |cmdline| none | kspp |cut_attack_surface| FAIL: is not found vdso32 |cmdline| 0 | kspp |cut_attack_surface| OK: CONFIG_COMPAT_VDSO is "is not set" debugfs |cmdline| off | grsec |cut_attack_surface| FAIL: is not found -sysrq_always_enabled |cmdline| is not set | my |cut_attack_surface| OK: is not found -ia32_emulation |cmdline| 0 | my |cut_attack_surface| FAIL: is not found +sysrq_always_enabled |cmdline| is not set |a13xp0p0v |cut_attack_surface| OK: is not found +ia32_emulation |cmdline| 0 |a13xp0p0v |cut_attack_surface| FAIL: is not found norandmaps |cmdline| is not set |defconfig | harden_userspace | OK: is not found net.core.bpf_jit_harden |sysctl | 2 | kspp | self_protection | FAIL: "0" kernel.dmesg_restrict |sysctl | 1 | kspp |cut_attack_surface| OK @@ -390,7 +389,7 @@ fs.suid_dumpable |sysctl | 0 | kspp | harden kernel.randomize_va_space |sysctl | 2 | kspp | harden_userspace | OK kernel.yama.ptrace_scope |sysctl | 3 | kspp | harden_userspace | FAIL: "1" -[+] Config check is finished: 'OK' - 121 / 'FAIL' - 140 +[+] Config check is finished: 'OK' - 121 / 'FAIL' - 139 ``` ## Generating a Kconfig fragment with the security hardening options -- 2.31.1