X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=README.md;h=e73ebff6a3216bfce4c83f7bd465d211d5c4c698;hb=6b72b6c171069049ad87d7d424c65703820dda4b;hp=35f3e18722747806610611c5ba59be0cb4e4d31f;hpb=9db42b7d967cd7b1b6476e23c0088221d187ebdd;p=kconfig-hardened-check.git diff --git a/README.md b/README.md index 35f3e18..e73ebff 100644 --- a/README.md +++ b/README.md @@ -10,8 +10,10 @@ But nobody likes checking configs manually. So let the computers do their job! __kconfig-hardened-check.py__ helps me to check the Linux kernel Kconfig option list against my hardening preferences, which are based on the -[KSPP recommended settings][1] and last public [grsecurity][2] patch (options -which they disable). + + - [KSPP recommended settings][1], + - [CLIP OS kernel configuration][2], + - last public [grsecurity][3] patch (options which they disable). Please don't cry if my Python code looks like C. I'm just a kernel developer. @@ -26,8 +28,8 @@ Please don't cry if my Python code looks like C. I'm just a kernel developer. ### Usage ``` -#usage: kconfig-hardened-check.py [-h] [-p {X86_64,X86_32,ARM64,ARM}] - [-c CONFIG] [--debug] +usage: kconfig-hardened-check.py [-h] [-p {X86_64,X86_32,ARM64,ARM}] + [-c CONFIG] [--debug] [--json] Checks the hardening options in the Linux kernel config @@ -38,6 +40,7 @@ optional arguments: -c CONFIG, --config CONFIG check the config_file against these preferences --debug enable internal debug mode + --json print results in JSON format ``` @@ -87,19 +90,30 @@ CONFIG_MODULE_SIG_SHA512 | y | kspp | self_protect CONFIG_MODULE_SIG_FORCE | y | kspp | self_protection || FAIL: "is not set" CONFIG_DEFAULT_MMAP_MIN_ADDR | 65536 | kspp | self_protection || OK CONFIG_REFCOUNT_FULL | y | kspp | self_protection || FAIL: "is not set" -CONFIG_GCC_PLUGIN_STACKLEAK | y | my | self_protection || FAIL: not found -CONFIG_LOCK_DOWN_KERNEL | y | my | self_protection || OK +CONFIG_LOCK_DOWN_KERNEL | y | clipos | self_protection || OK +CONFIG_SECURITY_DMESG_RESTRICT | y | clipos | self_protection || FAIL: "is not set" +CONFIG_DEBUG_VIRTUAL | y | clipos | self_protection || FAIL: "is not set" +CONFIG_STATIC_USERMODEHELPER | y | clipos | self_protection || FAIL: "is not set" +CONFIG_SLAB_MERGE_DEFAULT | is not set | clipos | self_protection || FAIL: "y" +CONFIG_GCC_PLUGIN_RANDSTRUCT_PERFORMANCE| is not set | clipos | self_protection ||FAIL: CONFIG_GCC_PLUGIN_RANDSTRUCT is needed +CONFIG_GCC_PLUGIN_STACKLEAK | y | clipos | self_protection || FAIL: not found +CONFIG_STACKLEAK_METRICS | is not set | clipos | self_protection ||FAIL: CONFIG_GCC_PLUGIN_STACKLEAK is needed +CONFIG_STACKLEAK_RUNTIME_DISABLE | is not set | clipos | self_protection ||FAIL: CONFIG_GCC_PLUGIN_STACKLEAK is needed +CONFIG_RANDOM_TRUST_CPU | is not set | clipos | self_protection || OK: not found +CONFIG_MICROCODE | y | clipos | self_protection || OK +CONFIG_IOMMU_SUPPORT | y | clipos | self_protection || OK +CONFIG_INTEL_IOMMU | y | clipos | self_protection || OK +CONFIG_INTEL_IOMMU_SVM | y | clipos | self_protection || OK +CONFIG_INTEL_IOMMU_DEFAULT_ON | y | clipos | self_protection || FAIL: "is not set" +CONFIG_AMD_IOMMU | y | my | self_protection || OK +CONFIG_AMD_IOMMU_V2 | y | my | self_protection || FAIL: "m" CONFIG_SLUB_DEBUG_ON | y | my | self_protection || FAIL: "is not set" -CONFIG_SECURITY_DMESG_RESTRICT | y | my | self_protection || FAIL: "is not set" -CONFIG_STATIC_USERMODEHELPER | y | my | self_protection || FAIL: "is not set" CONFIG_SECURITY_LOADPIN | y | my | self_protection || FAIL: "is not set" CONFIG_RESET_ATTACK_MITIGATION | y | my | self_protection || OK -CONFIG_SLAB_MERGE_DEFAULT | is not set | my | self_protection || FAIL: "y" CONFIG_PAGE_POISONING_NO_SANITY | is not set | my | self_protection ||FAIL: CONFIG_PAGE_POISONING is needed CONFIG_PAGE_POISONING_ZERO | is not set | my | self_protection ||FAIL: CONFIG_PAGE_POISONING is needed CONFIG_SECURITY | y |defconfig | security_policy || OK CONFIG_SECURITY_YAMA | y | kspp | security_policy || OK -CONFIG_SECURITY_SELINUX_DISABLE | is not set | kspp | security_policy || OK CONFIG_SECCOMP | y |defconfig | cut_attack_surface || OK CONFIG_SECCOMP_FILTER | y |defconfig | cut_attack_surface || OK CONFIG_STRICT_DEVMEM | y |defconfig | cut_attack_surface || OK @@ -143,17 +157,23 @@ CONFIG_ACPI_APEI_EINJ | is not set | lockdown | cut_attack_su CONFIG_PROFILING | is not set | lockdown | cut_attack_surface || FAIL: "y" CONFIG_BPF_SYSCALL | is not set | lockdown | cut_attack_surface || FAIL: "y" CONFIG_MMIOTRACE_TEST | is not set | lockdown | cut_attack_surface || OK +CONFIG_KSM | is not set | clipos | cut_attack_surface || FAIL: "y" +CONFIG_IKCONFIG | is not set | clipos | cut_attack_surface || OK +CONFIG_KALLSYMS | is not set | clipos | cut_attack_surface || FAIL: "y" +CONFIG_X86_VSYSCALL_EMULATION | is not set | clipos | cut_attack_surface || FAIL: "y" +CONFIG_MAGIC_SYSRQ | is not set | clipos | cut_attack_surface || FAIL: "y" +CONFIG_KEXEC_FILE | is not set | clipos | cut_attack_surface || FAIL: "y" +CONFIG_USER_NS | is not set | clipos | cut_attack_surface || FAIL: "y" +CONFIG_LDISC_AUTOLOAD | is not set | clipos | cut_attack_surface || OK: not found CONFIG_MMIOTRACE | is not set | my | cut_attack_surface || FAIL: "y" -CONFIG_KEXEC_FILE | is not set | my | cut_attack_surface || FAIL: "y" CONFIG_LIVEPATCH | is not set | my | cut_attack_surface || FAIL: "y" -CONFIG_USER_NS | is not set | my | cut_attack_surface || FAIL: "y" CONFIG_IP_DCCP | is not set | my | cut_attack_surface || FAIL: "m" CONFIG_IP_SCTP | is not set | my | cut_attack_surface || FAIL: "m" CONFIG_FTRACE | is not set | my | cut_attack_surface || FAIL: "y" CONFIG_BPF_JIT | is not set | my | cut_attack_surface || FAIL: "y" -CONFIG_ARCH_MMAP_RND_BITS | 32 | my |userspace_protection|| FAIL: "28" +CONFIG_ARCH_MMAP_RND_BITS | 32 | clipos |userspace_protection|| FAIL: "28" -[+] config check is finished: 'OK' - 43 / 'FAIL' - 60 +[+] config check is finished: 'OK' - 50 / 'FAIL' - 70 ``` @@ -179,4 +199,5 @@ try to install `gcc-7-plugin-dev` package, it should help. [1]: http://kernsec.org/wiki/index.php/Kernel_Self_Protection_Project/Recommended_Settings -[2]: https://grsecurity.net/ +[2]: https://docs.clip-os.org/clipos/kernel.html#configuration +[3]: https://grsecurity.net/