diff options
| -rw-r--r-- | Documentation/kernel-parameters.txt | 10 | ||||
| -rw-r--r-- | security/integrity/Kconfig | 15 | ||||
| -rw-r--r-- | security/integrity/Makefile | 1 | ||||
| -rw-r--r-- | security/integrity/ima/Kconfig | 12 | ||||
| -rw-r--r-- | security/integrity/ima/Makefile | 1 | ||||
| -rw-r--r-- | security/integrity/ima/ima.h | 14 | ||||
| -rw-r--r-- | security/integrity/integrity.h | 14 | ||||
| -rw-r--r-- | security/integrity/integrity_audit.c (renamed from security/integrity/ima/ima_audit.c) | 12 |
8 files changed, 41 insertions, 38 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index c3bfacb92910..cb5daa1cd605 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -1129,11 +1129,6 @@ bytes respectively. Such letter suffixes can also be entirely omitted. The builtin appraise policy appraises all files owned by uid=0. - ima_audit= [IMA] - Format: { "0" | "1" } - 0 -- integrity auditing messages. (Default) - 1 -- enable informational integrity auditing messages. - ima_hash= [IMA] Format: { "sha1" | "md5" } default: "sha1" @@ -1158,6 +1153,11 @@ bytes respectively. Such letter suffixes can also be entirely omitted. inport.irq= [HW] Inport (ATI XL and Microsoft) busmouse driver Format: <irq> + integrity_audit=[IMA] + Format: { "0" | "1" } + 0 -- basic integrity auditing messages. (Default) + 1 -- additional integrity auditing messages. + intel_iommu= [DMAR] Intel IOMMU driver (DMAR) option on Enable intel iommu driver. diff --git a/security/integrity/Kconfig b/security/integrity/Kconfig index 4bb3a775a996..245c6d92065b 100644 --- a/security/integrity/Kconfig +++ b/security/integrity/Kconfig @@ -17,6 +17,21 @@ config INTEGRITY_SIGNATURE This is useful for evm and module keyrings, when keys are usually only added from initramfs. +config INTEGRITY_AUDIT + bool "Enables integrity auditing support " + depends on INTEGRITY && AUDIT + default y + help + In addition to enabling integrity auditing support, this + option adds a kernel parameter 'integrity_audit', which + controls the level of integrity auditing messages. + 0 - basic integrity auditing messages (default) + 1 - additional integrity auditing messages + + Additional informational integrity auditing messages would + be enabled by specifying 'integrity_audit=1' on the kernel + command line. + config INTEGRITY_ASYMMETRIC_KEYS boolean "Enable asymmetric keys support" depends on INTEGRITY_SIGNATURE diff --git a/security/integrity/Makefile b/security/integrity/Makefile index ebb6409b3fcb..0f9cffb1f9ad 100644 --- a/security/integrity/Makefile +++ b/security/integrity/Makefile @@ -3,6 +3,7 @@ # obj-$(CONFIG_INTEGRITY) += integrity.o +obj-$(CONFIG_INTEGRITY_AUDIT) += integrity_audit.o obj-$(CONFIG_INTEGRITY_SIGNATURE) += digsig.o obj-$(CONFIG_INTEGRITY_ASYMMETRIC_KEYS) += digsig_asymmetric.o diff --git a/security/integrity/ima/Kconfig b/security/integrity/ima/Kconfig index d232c73647ae..39196abaff0d 100644 --- a/security/integrity/ima/Kconfig +++ b/security/integrity/ima/Kconfig @@ -38,18 +38,6 @@ config IMA_MEASURE_PCR_IDX that IMA uses to maintain the integrity aggregate of the measurement list. If unsure, use the default 10. -config IMA_AUDIT - bool "Enables auditing support" - depends on IMA - depends on AUDIT - default y - help - This option adds a kernel parameter 'ima_audit', which - allows informational auditing messages to be enabled - at boot. If this option is selected, informational integrity - auditing messages can be enabled with 'ima_audit=1' on - the kernel command line. - config IMA_LSM_RULES bool depends on IMA && AUDIT && (SECURITY_SELINUX || SECURITY_SMACK) diff --git a/security/integrity/ima/Makefile b/security/integrity/ima/Makefile index 3f2ca6bdc384..56dfee7cbf61 100644 --- a/security/integrity/ima/Makefile +++ b/security/integrity/ima/Makefile @@ -7,5 +7,4 @@ obj-$(CONFIG_IMA) += ima.o ima-y := ima_fs.o ima_queue.o ima_init.o ima_main.o ima_crypto.o ima_api.o \ ima_policy.o -ima-$(CONFIG_IMA_AUDIT) += ima_audit.o ima-$(CONFIG_IMA_APPRAISE) += ima_appraise.o diff --git a/security/integrity/ima/ima.h b/security/integrity/ima/ima.h index a41c9c18e5e0..b3dd616560f7 100644 --- a/security/integrity/ima/ima.h +++ b/security/integrity/ima/ima.h @@ -62,20 +62,6 @@ struct ima_queue_entry { }; extern struct list_head ima_measurements; /* list of all measurements */ -#ifdef CONFIG_IMA_AUDIT -/* declarations */ -void integrity_audit_msg(int audit_msgno, struct inode *inode, - const unsigned char *fname, const char *op, - const char *cause, int result, int info); -#else -static inline void integrity_audit_msg(int audit_msgno, struct inode *inode, - const unsigned char *fname, - const char *op, const char *cause, - int result, int info) -{ -} -#endif - /* Internal IMA function definitions */ int ima_init(void); void ima_cleanup(void); diff --git a/security/integrity/integrity.h b/security/integrity/integrity.h index 84c37c4db914..c42fb7a70dee 100644 --- a/security/integrity/integrity.h +++ b/security/integrity/integrity.h @@ -113,5 +113,19 @@ static inline int asymmetric_verify(struct key *keyring, const char *sig, } #endif +#ifdef CONFIG_INTEGRITY_AUDIT +/* declarations */ +void integrity_audit_msg(int audit_msgno, struct inode *inode, + const unsigned char *fname, const char *op, + const char *cause, int result, int info); +#else +static inline void integrity_audit_msg(int audit_msgno, struct inode *inode, + const unsigned char *fname, + const char *op, const char *cause, + int result, int info) +{ +} +#endif + /* set during initialization */ extern int iint_initialized; diff --git a/security/integrity/ima/ima_audit.c b/security/integrity/integrity_audit.c index c586faae8fd6..d7efb30404aa 100644 --- a/security/integrity/ima/ima_audit.c +++ b/security/integrity/integrity_audit.c @@ -13,20 +13,20 @@ #include <linux/fs.h> #include <linux/gfp.h> #include <linux/audit.h> -#include "ima.h" +#include "integrity.h" -static int ima_audit; +static int integrity_audit_info; /* ima_audit_setup - enable informational auditing messages */ -static int __init ima_audit_setup(char *str) +static int __init integrity_audit_setup(char *str) { unsigned long audit; if (!strict_strtoul(str, 0, &audit)) - ima_audit = audit ? 1 : 0; + integrity_audit_info = audit ? 1 : 0; return 1; } -__setup("ima_audit=", ima_audit_setup); +__setup("integrity_audit=", integrity_audit_setup); void integrity_audit_msg(int audit_msgno, struct inode *inode, const unsigned char *fname, const char *op, @@ -34,7 +34,7 @@ void integrity_audit_msg(int audit_msgno, struct inode *inode, { struct audit_buffer *ab; - if (!ima_audit && audit_info == 1) /* Skip informational messages */ + if (!integrity_audit_info && audit_info == 1) /* Skip info messages */ return; ab = audit_log_start(current->audit_context, GFP_KERNEL, audit_msgno); |