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kernel-hardening-checker
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fact-depend
kernel-hardening-checker
Commits
f630654c
Commit
f630654c
authored
2 years ago
by
Alexander Popov
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Require GCC for the GCC plugins
parent
a99f0765
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1 changed file
with
6 additions
and
4 deletions
+6
-4
__init__.py
kconfig_hardened_check/__init__.py
+6
-4
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kconfig_hardened_check/__init__.py
View file @
f630654c
...
...
@@ -323,7 +323,8 @@ def add_kconfig_checks(l, arch):
# 'self_protection', 'defconfig'
l
+=
[
KconfigCheck
(
'self_protection'
,
'defconfig'
,
'BUG'
,
'y'
)]
l
+=
[
KconfigCheck
(
'self_protection'
,
'defconfig'
,
'SLUB_DEBUG'
,
'y'
)]
l
+=
[
KconfigCheck
(
'self_protection'
,
'defconfig'
,
'GCC_PLUGINS'
,
'y'
)]
l
+=
[
AND
(
KconfigCheck
(
'self_protection'
,
'defconfig'
,
'GCC_PLUGINS'
,
'y'
),
cc_is_gcc
)]
l
+=
[
OR
(
KconfigCheck
(
'self_protection'
,
'defconfig'
,
'STACKPROTECTOR'
,
'y'
),
KconfigCheck
(
'self_protection'
,
'defconfig'
,
'CC_STACKPROTECTOR'
,
'y'
),
KconfigCheck
(
'self_protection'
,
'defconfig'
,
'CC_STACKPROTECTOR_REGULAR'
,
'y'
),
...
...
@@ -394,14 +395,15 @@ def add_kconfig_checks(l, arch):
l
+=
[
KconfigCheck
(
'self_protection'
,
'kspp'
,
'DEBUG_CREDENTIALS'
,
'y'
)]
l
+=
[
KconfigCheck
(
'self_protection'
,
'kspp'
,
'DEBUG_NOTIFIERS'
,
'y'
)]
l
+=
[
KconfigCheck
(
'self_protection'
,
'kspp'
,
'INIT_ON_ALLOC_DEFAULT_ON'
,
'y'
)]
l
+=
[
KconfigCheck
(
'self_protection'
,
'kspp'
,
'GCC_PLUGIN_LATENT_ENTROPY'
,
'y'
)]
l
+=
[
AND
(
KconfigCheck
(
'self_protection'
,
'kspp'
,
'GCC_PLUGIN_LATENT_ENTROPY'
,
'y'
),
cc_is_gcc
)]
l
+=
[
KconfigCheck
(
'self_protection'
,
'kspp'
,
'KFENCE'
,
'y'
)]
l
+=
[
KconfigCheck
(
'self_protection'
,
'kspp'
,
'WERROR'
,
'y'
)]
l
+=
[
KconfigCheck
(
'self_protection'
,
'kspp'
,
'IOMMU_DEFAULT_DMA_STRICT'
,
'y'
)]
l
+=
[
KconfigCheck
(
'self_protection'
,
'kspp'
,
'IOMMU_DEFAULT_PASSTHROUGH'
,
'is not set'
)]
# true if IOMMU_DEFAULT_DMA_STRICT is set
l
+=
[
KconfigCheck
(
'self_protection'
,
'kspp'
,
'ZERO_CALL_USED_REGS'
,
'y'
)]
randstruct_is_set
=
KconfigCheck
(
'self_protection'
,
'kspp'
,
'GCC_PLUGIN_RANDSTRUCT'
,
'y'
)
l
+=
[
randstruct_is_set
]
l
+=
[
AND
(
randstruct_is_set
,
cc_is_gcc
)
]
hardened_usercopy_is_set
=
KconfigCheck
(
'self_protection'
,
'kspp'
,
'HARDENED_USERCOPY'
,
'y'
)
l
+=
[
hardened_usercopy_is_set
]
l
+=
[
AND
(
KconfigCheck
(
'self_protection'
,
'kspp'
,
'HARDENED_USERCOPY_FALLBACK'
,
'is not set'
),
...
...
@@ -427,7 +429,7 @@ def add_kconfig_checks(l, arch):
# That brings higher performance penalty.
if
arch
in
(
'X86_64'
,
'ARM64'
,
'X86_32'
):
stackleak_is_set
=
KconfigCheck
(
'self_protection'
,
'kspp'
,
'GCC_PLUGIN_STACKLEAK'
,
'y'
)
l
+=
[
stackleak_is_set
]
l
+=
[
AND
(
stackleak_is_set
,
cc_is_gcc
)
]
l
+=
[
KconfigCheck
(
'self_protection'
,
'kspp'
,
'RANDOMIZE_KSTACK_OFFSET_DEFAULT'
,
'y'
)]
if
arch
in
(
'X86_64'
,
'X86_32'
):
l
+=
[
KconfigCheck
(
'self_protection'
,
'kspp'
,
'SCHED_CORE'
,
'y'
)]
...
...
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