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path: root/security/integrity/ima/ima_policy.c
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Diffstat (limited to 'security/integrity/ima/ima_policy.c')
-rw-r--r--security/integrity/ima/ima_policy.c18
1 files changed, 17 insertions, 1 deletions
diff --git a/security/integrity/ima/ima_policy.c b/security/integrity/ima/ima_policy.c
index 95194539d75e..1a2543a8ee53 100644
--- a/security/integrity/ima/ima_policy.c
+++ b/security/integrity/ima/ima_policy.c
@@ -245,6 +245,8 @@ int ima_match_policy(struct inode *inode, enum ima_hooks func, int mask,
if (!ima_match_rules(entry, inode, func, mask))
continue;
+ action |= entry->flags & IMA_ACTION_FLAGS;
+
action |= entry->action & IMA_DO_MASK;
if (entry->action & IMA_DO_MASK)
actmask &= ~(entry->action | entry->action << 1);
@@ -318,7 +320,8 @@ enum {
Opt_audit,
Opt_obj_user, Opt_obj_role, Opt_obj_type,
Opt_subj_user, Opt_subj_role, Opt_subj_type,
- Opt_func, Opt_mask, Opt_fsmagic, Opt_uid, Opt_fowner
+ Opt_func, Opt_mask, Opt_fsmagic, Opt_uid, Opt_fowner,
+ Opt_appraise_type
};
static match_table_t policy_tokens = {
@@ -338,6 +341,7 @@ static match_table_t policy_tokens = {
{Opt_fsmagic, "fsmagic=%s"},
{Opt_uid, "uid=%s"},
{Opt_fowner, "fowner=%s"},
+ {Opt_appraise_type, "appraise_type=%s"},
{Opt_err, NULL}
};
@@ -560,6 +564,18 @@ static int ima_parse_rule(char *rule, struct ima_rule_entry *entry)
LSM_SUBJ_TYPE,
AUDIT_SUBJ_TYPE);
break;
+ case Opt_appraise_type:
+ if (entry->action != APPRAISE) {
+ result = -EINVAL;
+ break;
+ }
+
+ ima_log_string(ab, "appraise_type", args[0].from);
+ if ((strcmp(args[0].from, "imasig")) == 0)
+ entry->flags |= IMA_DIGSIG_REQUIRED;
+ else
+ result = -EINVAL;
+ break;
case Opt_err:
ima_log_string(ab, "UNKNOWN", p);
result = -EINVAL;