X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=config_files%2Fkspp-recommendations%2Fkspp-recommendations-x86-64.config;fp=config_files%2Fkspp-recommendations%2Fkspp-recommendations-x86-64.config;h=0000000000000000000000000000000000000000;hb=88b8e2ec9fe37f92d950670de602b83b01a52c1c;hp=de19f33027526b6f7d305c23d97fd82b17f16146;hpb=dde5ea364be1aea0c647100243e883b013f3a78f;p=kconfig-hardened-check.git diff --git a/config_files/kspp-recommendations/kspp-recommendations-x86-64.config b/config_files/kspp-recommendations/kspp-recommendations-x86-64.config deleted file mode 100644 index de19f33..0000000 --- a/config_files/kspp-recommendations/kspp-recommendations-x86-64.config +++ /dev/null @@ -1,175 +0,0 @@ -# CONFIGs -# Linux/x86_64 5.4.0 Kernel Configuration - -# Report BUG() conditions and kill the offending process. -CONFIG_BUG=y - -# Make sure kernel page tables have safe permissions. -CONFIG_STRICT_KERNEL_RWX=y - -# Report any dangerous memory permissions (not available on all archs). -CONFIG_DEBUG_WX=y - -# Use -fstack-protector-strong (gcc 4.9+) for best stack canary coverage. -# Prior to v4.18, these are: -# CONFIG_CC_STACKPROTECTOR=y -# CONFIG_CC_STACKPROTECTOR_STRONG=y -CONFIG_STACKPROTECTOR=y -CONFIG_STACKPROTECTOR_STRONG=y - -# Do not allow direct physical memory access (but if you must have it, at least enable STRICT mode...) -# CONFIG_DEVMEM is not set -CONFIG_STRICT_DEVMEM=y -CONFIG_IO_STRICT_DEVMEM=y - -# Provides some protections against SYN flooding. -CONFIG_SYN_COOKIES=y - -# Perform additional validation of various commonly targeted structures. -CONFIG_DEBUG_CREDENTIALS=y -CONFIG_DEBUG_NOTIFIERS=y -CONFIG_DEBUG_LIST=y -CONFIG_DEBUG_SG=y -CONFIG_BUG_ON_DATA_CORRUPTION=y -CONFIG_SCHED_STACK_END_CHECK=y - -# Provide userspace with seccomp BPF API for syscall attack surface reduction. -CONFIG_SECCOMP=y -CONFIG_SECCOMP_FILTER=y - -# Provide userspace with ptrace ancestry protections. -CONFIG_SECURITY=y -CONFIG_SECURITY_YAMA=y - -# Perform usercopy bounds checking. (And disable fallback to gain full whitelist enforcement.) -CONFIG_HARDENED_USERCOPY=y -# CONFIG_HARDENED_USERCOPY_FALLBACK is not set -# CONFIG_HARDENED_USERCOPY_PAGESPAN is not set - -# Randomize allocator freelists, harden metadata. -CONFIG_SLAB_FREELIST_RANDOM=y -CONFIG_SLAB_FREELIST_HARDENED=y - -# Randomize high-order page allocation freelist. -CONFIG_SHUFFLE_PAGE_ALLOCATOR=y - -# Allow allocator validation checking to be enabled (see "slub_debug=P" below). -CONFIG_SLUB_DEBUG=y - -# Wipe higher-level memory allocations when they are freed (needs "page_poison=1" command line below). -# (If you can afford even more performance penalty, leave CONFIG_PAGE_POISONING_NO_SANITY=n) -CONFIG_PAGE_POISONING=y -CONFIG_PAGE_POISONING_NO_SANITY=y -CONFIG_PAGE_POISONING_ZERO=y - -# Wipe slab and page allocations (since v5.3) -# Instead of "slub_debug=P" and "page_poison=1", a single place can control memory allocation wiping now. -# The init_on_free is only needed if there is concern about minimizing stale data lifetime. -CONFIG_INIT_ON_ALLOC_DEFAULT_ON=y -CONFIG_INIT_ON_FREE_DEFAULT_ON=y - -# Initialize all stack variables on function entry. (Clang builds only. For GCC, see CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF_ALL=y below) -CONFIG_INIT_STACK_ALL=y - -# Adds guard pages to kernel stacks (not all architectures support this yet). -CONFIG_VMAP_STACK=y - -# Perform extensive checks on reference counting. -CONFIG_REFCOUNT_FULL=y - -# Check for memory copies that might overflow a structure in str*() and mem*() functions both at build-time and run-time. -CONFIG_FORTIFY_SOURCE=y - -# Dangerous; enabling this allows direct physical memory writing. -# CONFIG_ACPI_CUSTOM_METHOD is not set - -# Dangerous; enabling this disables brk ASLR. -# CONFIG_COMPAT_BRK is not set - -# Dangerous; enabling this allows direct kernel memory writing. -# CONFIG_DEVKMEM is not set - -# Dangerous; exposes kernel text image layout. -# CONFIG_PROC_KCORE is not set - -# Dangerous; enabling this disables VDSO ASLR. -# CONFIG_COMPAT_VDSO is not set - -# Dangerous; enabling this allows replacement of running kernel. -# CONFIG_KEXEC is not set - -# Dangerous; enabling this allows replacement of running kernel. -# CONFIG_HIBERNATION is not set - -# Prior to v4.1, assists heap memory attacks; best to keep interface disabled. -# CONFIG_INET_DIAG is not set - -# Easily confused by misconfigured userspace, keep off. -# CONFIG_BINFMT_MISC is not set - -# Use the modern PTY interface (devpts) only. -# CONFIG_LEGACY_PTYS is not set - -# If SELinux can be disabled at runtime, the LSM structures cannot be read-only; keep off. -# CONFIG_SECURITY_SELINUX_DISABLE is not set - -# Reboot devices immediately if kernel experiences an Oops. -CONFIG_PANIC_ON_OOPS=y -CONFIG_PANIC_TIMEOUT=-1 - -# Keep root from altering kernel memory via loadable modules. -# CONFIG_MODULES is not set - -# But if CONFIG_MODULE=y is needed, at least they must be signed with a per-build key. -CONFIG_STRICT_MODULE_RWX=y -CONFIG_MODULE_SIG=y -CONFIG_MODULE_SIG_FORCE=y -CONFIG_MODULE_SIG_ALL=y -CONFIG_MODULE_SIG_SHA512=y -CONFIG_MODULE_SIG_HASH="sha512" -CONFIG_MODULE_SIG_KEY="certs/signing_key.pem" - -# GCC plugins - -# Enable GCC Plugins -CONFIG_GCC_PLUGINS=y - -# Gather additional entropy at boot time for systems that may not have appropriate entropy sources. -CONFIG_GCC_PLUGIN_LATENT_ENTROPY=y - -# Force all structures to be initialized before they are passed to other functions. -# When building with GCC: -CONFIG_GCC_PLUGIN_STRUCTLEAK=y -CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF_ALL=y - -# Wipe stack contents on syscall exit (reduces stale data lifetime in stack) -CONFIG_GCC_PLUGIN_STACKLEAK=y - -# Randomize the layout of system structures. This may have dramatic performance impact, so -# use with caution or also use CONFIG_GCC_PLUGIN_RANDSTRUCT_PERFORMANCE=y -CONFIG_GCC_PLUGIN_RANDSTRUCT=y - -# x86_64 - -# Full 64-bit means PAE and NX bit. -CONFIG_X86_64=y - -# Disallow allocating the first 64k of memory. -CONFIG_DEFAULT_MMAP_MIN_ADDR=65536 - -# Randomize position of kernel and memory. -CONFIG_RANDOMIZE_BASE=y -CONFIG_RANDOMIZE_MEMORY=y - -# Modern libc no longer needs a fixed-position mapping in userspace, remove it as a possible target. -CONFIG_LEGACY_VSYSCALL_NONE=y - -# Enable Kernel Page Table Isolation to remove an entire class of cache timing side-channels. -CONFIG_PAGE_TABLE_ISOLATION=y - -# Remove additional attack surface, unless you really need them. -# CONFIG_IA32_EMULATION is not set -# CONFIG_X86_X32 is not set -# CONFIG_MODIFY_LDT_SYSCALL is not set - -