| 1 |
commit: e6616502ad6e34b980112d4828cf526fdfbf0635 |
| 2 |
Author: Mike Pagano <mpagano <AT> gentoo <DOT> org> |
| 3 |
AuthorDate: Wed May 11 17:25:52 2022 +0000 |
| 4 |
Commit: Mike Pagano <mpagano <AT> gentoo <DOT> org> |
| 5 |
CommitDate: Wed May 11 17:25:52 2022 +0000 |
| 6 |
URL: https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=e6616502 |
| 7 |
|
| 8 |
Update Gentoo Hardened patchset based on KSPP thanks to Peter Bo |
| 9 |
Bug: https://bugs.gentoo.org/841488 |
| 10 |
|
| 11 |
Added: |
| 12 |
CONFIG_HARDENED_USERCOPY=y |
| 13 |
CONFIG_RANDOMIZE_KSTACK_OFFSET_DEFAULT=y |
| 14 |
CONFIG_KFENCE=y |
| 15 |
CONFIG_IOMMU_DEFAULT_DMA_STRICT=y |
| 16 |
CONFIG_SCHED_CORE=y |
| 17 |
CONFIG_ZERO_CALL_USED_REGS=y |
| 18 |
|
| 19 |
Signed-off-by: Mike Pagano <mpagano <AT> gentoo.org> |
| 20 |
|
| 21 |
4567_distro-Gentoo-Kconfig.patch | 17 +++++++++++------ |
| 22 |
1 file changed, 11 insertions(+), 6 deletions(-) |
| 23 |
|
| 24 |
diff --git a/4567_distro-Gentoo-Kconfig.patch b/4567_distro-Gentoo-Kconfig.patch |
| 25 |
index ab78353b..1efc0fba 100644 |
| 26 |
--- a/4567_distro-Gentoo-Kconfig.patch |
| 27 |
+++ b/4567_distro-Gentoo-Kconfig.patch |
| 28 |
@@ -1,14 +1,14 @@ |
| 29 |
---- a/Kconfig 2022-04-12 13:11:48.403113171 -0400 |
| 30 |
-+++ b/Kconfig 2022-04-12 13:12:36.530084675 -0400 |
| 31 |
+--- a/Kconfig 2022-05-11 13:20:07.110347567 -0400 |
| 32 |
++++ b/Kconfig 2022-05-11 13:21:12.127174393 -0400 |
| 33 |
@@ -30,3 +30,5 @@ source "lib/Kconfig" |
| 34 |
source "lib/Kconfig.debug" |
| 35 |
|
| 36 |
source "Documentation/Kconfig" |
| 37 |
+ |
| 38 |
+source "distro/Kconfig" |
| 39 |
---- /dev/null 2022-04-12 05:39:54.696333295 -0400 |
| 40 |
-+++ b/distro/Kconfig 2022-04-12 13:21:04.666379519 -0400 |
| 41 |
-@@ -0,0 +1,285 @@ |
| 42 |
+--- /dev/null 2022-05-10 13:47:17.750578524 -0400 |
| 43 |
++++ b/distro/Kconfig 2022-05-11 13:21:20.540529032 -0400 |
| 44 |
+@@ -0,0 +1,290 @@ |
| 45 |
+menu "Gentoo Linux" |
| 46 |
+ |
| 47 |
+config GENTOO_LINUX |
| 48 |
@@ -185,7 +185,7 @@ |
| 49 |
+config GENTOO_KERNEL_SELF_PROTECTION_COMMON |
| 50 |
+ bool "Enable Kernel Self Protection Project Recommendations" |
| 51 |
+ |
| 52 |
-+ depends on GENTOO_LINUX && !ACPI_CUSTOM_METHOD && !COMPAT_BRK && !DEVKMEM && !PROC_KCORE && !COMPAT_VDSO && !KEXEC && !HIBERNATION && !LEGACY_PTYS && !X86_X32 && !MODIFY_LDT_SYSCALL && GCC_PLUGINS |
| 53 |
++ depends on GENTOO_LINUX && !ACPI_CUSTOM_METHOD && !COMPAT_BRK && !PROC_KCORE && !COMPAT_VDSO && !KEXEC && !HIBERNATION && !LEGACY_PTYS && !X86_X32 && !MODIFY_LDT_SYSCALL && GCC_PLUGINS && !IOMMU_DEFAULT_DMA_LAZY && !IOMMU_DEFAULT_PASSTHROUGH && IOMMU_DEFAULT_DMA_STRICT |
| 54 |
+ |
| 55 |
+ select BUG |
| 56 |
+ select STRICT_KERNEL_RWX |
| 57 |
@@ -199,6 +199,10 @@ |
| 58 |
+ select DEBUG_NOTIFIERS |
| 59 |
+ select DEBUG_LIST |
| 60 |
+ select DEBUG_SG |
| 61 |
++ select HARDENED_USERCOPY if HAVE_HARDENED_USERCOPY_ALLOCATOR=y |
| 62 |
++ select KFENCE if HAVE_ARCH_KFENCE && (!SLAB || SLUB) |
| 63 |
++ select RANDOMIZE_KSTACK_OFFSET_DEFAULT if HAVE_ARCH_RANDOMIZE_KSTACK_OFFSET && (INIT_STACK_NONE || !CC_IS_CLANG || CLANG_VERSION>=140000) |
| 64 |
++ select SCHED_CORE if SCHED_SMT |
| 65 |
+ select BUG_ON_DATA_CORRUPTION |
| 66 |
+ select SCHED_STACK_END_CHECK |
| 67 |
+ select SECCOMP if HAVE_ARCH_SECCOMP |
| 68 |
@@ -222,6 +226,7 @@ |
| 69 |
+ select GCC_PLUGIN_STRUCTLEAK_BYREF_ALL |
| 70 |
+ select GCC_PLUGIN_RANDSTRUCT |
| 71 |
+ select GCC_PLUGIN_RANDSTRUCT_PERFORMANCE |
| 72 |
++ select ZERO_CALL_USED_REGS if CC_HAS_ZERO_CALL_USED_REGS |
| 73 |
+ |
| 74 |
+ help |
| 75 |
+ Search for GENTOO_KERNEL_SELF_PROTECTION_{X86_64, ARM64, X86_32, ARM} for dependency |
Archives