From: Mimi Zohar <zohar@linux.ibm.com>
To: linux-integrity@vger.kernel.org
Cc: linux-security-module@vger.kernel.org,
Stefan Berger <stefanb@linux.ibm.com>,
Russell Coker <russell@coker.com.au>,
Mimi Zohar <zohar@linux.ibm.com>,
Roberto Sassu <roberto.sassu@huawei.com>
Subject: [PATCH 1/2] ima: differentiate between EVM failures in the audit log
Date: Tue, 8 Jun 2021 09:29:49 -0400 [thread overview]
Message-ID: <20210608132950.424148-2-zohar@linux.ibm.com> (raw)
In-Reply-To: <20210608132950.424148-1-zohar@linux.ibm.com>
Differentiate between an invalid EVM portable signature failure
from other EVM HMAC/signature failures.
Reviewed-by: Roberto Sassu <roberto.sassu@huawei.com>
Signed-off-by: Mimi Zohar <zohar@linux.ibm.com>
---
security/integrity/ima/ima_appraise.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/security/integrity/ima/ima_appraise.c b/security/integrity/ima/ima_appraise.c
index 940695e7b535..ef9dcfce45d4 100644
--- a/security/integrity/ima/ima_appraise.c
+++ b/security/integrity/ima/ima_appraise.c
@@ -422,7 +422,8 @@ int ima_appraise_measurement(enum ima_hooks func,
goto out;
case INTEGRITY_FAIL_IMMUTABLE:
set_bit(IMA_DIGSIG, &iint->atomic_flags);
- fallthrough;
+ cause = "invalid-fail-immutable";
+ goto out;
case INTEGRITY_FAIL: /* Invalid HMAC/signature. */
cause = "invalid-HMAC";
goto out;
--
2.27.0
next prev parent reply other threads:[~2021-06-08 13:30 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-08 13:29 [PATCH 0/2] EVM: add some debugging info Mimi Zohar
2021-06-08 13:29 ` Mimi Zohar [this message]
2021-06-08 13:29 ` [PATCH 2/2] evm: output EVM digest calculation info Mimi Zohar
2021-06-08 16:06 ` nramas
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