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-rw-r--r--security/integrity/ima/Kconfig27
1 files changed, 26 insertions, 1 deletions
diff --git a/security/integrity/ima/Kconfig b/security/integrity/ima/Kconfig
index 2ced99dde694..711ff10fa36e 100644
--- a/security/integrity/ima/Kconfig
+++ b/security/integrity/ima/Kconfig
@@ -160,7 +160,7 @@ config IMA_APPRAISE
config IMA_ARCH_POLICY
bool "Enable loading an IMA architecture specific policy"
- depends on (KEXEC_VERIFY_SIG && IMA) || IMA_APPRAISE \
+ depends on (KEXEC_SIG && IMA) || IMA_APPRAISE \
&& INTEGRITY_ASYMMETRIC_KEYS
default n
help
@@ -233,6 +233,19 @@ config IMA_APPRAISE_BOOTPARAM
This option enables the different "ima_appraise=" modes
(eg. fix, log) from the boot command line.
+config IMA_APPRAISE_MODSIG
+ bool "Support module-style signatures for appraisal"
+ depends on IMA_APPRAISE
+ depends on INTEGRITY_ASYMMETRIC_KEYS
+ select PKCS7_MESSAGE_PARSER
+ select MODULE_SIG_FORMAT
+ default n
+ help
+ Adds support for signatures appended to files. The format of the
+ appended signature is the same used for signed kernel modules.
+ The modsig keyword can be used in the IMA policy to allow a hook
+ to accept such signatures.
+
config IMA_TRUSTED_KEYRING
bool "Require all keys on the .ima keyring be signed (deprecated)"
depends on IMA_APPRAISE && SYSTEM_TRUSTED_KEYRING
@@ -297,3 +310,15 @@ config IMA_APPRAISE_SIGNED_INIT
default n
help
This option requires user-space init to be signed.
+
+config IMA_MEASURE_ASYMMETRIC_KEYS
+ bool
+ depends on IMA
+ depends on ASYMMETRIC_PUBLIC_KEY_SUBTYPE=y
+ default y
+
+config IMA_QUEUE_EARLY_BOOT_KEYS
+ bool
+ depends on IMA_MEASURE_ASYMMETRIC_KEYS
+ depends on SYSTEM_TRUSTED_KEYRING
+ default y
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