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From: Roberto Sassu <roberto.sassu@huawei.com>
To: <zohar@linux.ibm.com>, <dmitry.kasatkin@huawei.com>, <mjg59@google.com>
Cc: <linux-integrity@vger.kernel.org>, <linux-doc@vger.kernel.org>,
	<linux-security-module@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>, <silviu.vlasceanu@huawei.com>,
	Roberto Sassu <roberto.sassu@huawei.com>,
	<stable@vger.kernel.org>
Subject: [PATCH 4/4] ima: only audit failed appraisal verifications
Date: Thu, 16 May 2019 18:12:57 +0200
Message-ID: <20190516161257.6640-4-roberto.sassu@huawei.com> (raw)
In-Reply-To: <20190516161257.6640-1-roberto.sassu@huawei.com>

This patch ensures that integrity_audit_msg() is called only when the
status is not INTEGRITY_PASS.

Fixes: 8606404fa555c ("ima: digital signature verification support")
Signed-off-by: Roberto Sassu <roberto.sassu@huawei.com>
Cc: stable@vger.kernel.org
---
 security/integrity/ima/ima_appraise.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/security/integrity/ima/ima_appraise.c b/security/integrity/ima/ima_appraise.c
index a32ed5d7afd1..f5f4506bcb8e 100644
--- a/security/integrity/ima/ima_appraise.c
+++ b/security/integrity/ima/ima_appraise.c
@@ -359,8 +359,9 @@ int ima_appraise_measurement(enum ima_hooks func,
 			status = INTEGRITY_PASS;
 		}
 
-		integrity_audit_msg(AUDIT_INTEGRITY_DATA, inode, filename,
-				    op, cause, rc, 0);
+		if (status != INTEGRITY_PASS)
+			integrity_audit_msg(AUDIT_INTEGRITY_DATA, inode,
+					    filename, op, cause, rc, 0);
 	} else {
 		ima_cache_flags(iint, func);
 	}
-- 
2.17.1


  parent reply index

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-16 16:12 [PATCH 1/4] evm: check hash algorithm passed to init_desc() Roberto Sassu
2019-05-16 16:12 ` [PATCH 2/4] evm: reset status in evm_inode_post_setattr() Roberto Sassu
2019-05-20 21:19   ` Mimi Zohar
2019-05-16 16:12 ` [PATCH 3/4] ima: don't ignore INTEGRITY_UNKNOWN EVM status Roberto Sassu
     [not found]   ` <20190517001001.9BEF620848@mail.kernel.org>
2019-05-17  0:30     ` Mimi Zohar
2019-05-17  1:07       ` Sasha Levin
2019-05-20 21:20   ` Mimi Zohar
2019-05-21  7:26     ` Roberto Sassu
2019-05-21 11:48       ` Mimi Zohar
2019-05-16 16:12 ` Roberto Sassu [this message]
2019-05-20 21:20   ` [PATCH 4/4] ima: only audit failed appraisal verifications Mimi Zohar
2019-05-21  7:32     ` Roberto Sassu
2019-05-20 21:19 ` [PATCH 1/4] evm: check hash algorithm passed to init_desc() Mimi Zohar

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