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Mon, 11 Mar 2024 16:19:23 +0000 Received: from CH2PR10MB4150.namprd10.prod.outlook.com ([fe80::9ade:bfad:c78e:e1f9]) by CH2PR10MB4150.namprd10.prod.outlook.com ([fe80::9ade:bfad:c78e:e1f9%7]) with mapi id 15.20.7362.035; Mon, 11 Mar 2024 16:19:21 +0000 From: Eric Snowberg To: linux-security-module@vger.kernel.org Cc: dhowells@redhat.com, dwmw2@infradead.org, herbert@gondor.apana.org.au, davem@davemloft.net, ardb@kernel.org, jarkko@kernel.org, paul@paul-moore.com, jmorris@namei.org, serge@hallyn.com, zohar@linux.ibm.com, roberto.sassu@huawei.com, dmitry.kasatkin@gmail.com, mic@digikod.net, casey@schaufler-ca.com, stefanb@linux.ibm.com, eric.snowberg@oracle.com, linux-kernel@vger.kernel.org, keyrings@vger.kernel.org, linux-crypto@vger.kernel.org, linux-efi@vger.kernel.org, linux-integrity@vger.kernel.org Subject: [PATCH RFC 5/8] keys: Add new verification type (VERIFYING_CLAVIS_SIGNATURE) Date: Mon, 11 Mar 2024 12:11:08 -0400 Message-Id: <20240311161111.3268190-6-eric.snowberg@oracle.com> X-Mailer: git-send-email 2.39.3 In-Reply-To: <20240311161111.3268190-1-eric.snowberg@oracle.com> References: <20240311161111.3268190-1-eric.snowberg@oracle.com> X-ClientProxiedBy: BLAPR03CA0032.namprd03.prod.outlook.com (2603:10b6:208:32d::7) To CH2PR10MB4150.namprd10.prod.outlook.com (2603:10b6:610:ac::13) Precedence: bulk X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CH2PR10MB4150:EE_|MW6PR10MB7589:EE_ X-MS-Office365-Filtering-Correlation-Id: 17afa830-f135-4fb1-ec38-08dc41e7023f X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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This new usage will be used for validating keys added to the new clavis lsm keyring. This will be introduced in a follow-on patch. Signed-off-by: Eric Snowberg --- crypto/asymmetric_keys/asymmetric_type.c | 1 + crypto/asymmetric_keys/pkcs7_verify.c | 1 + include/linux/verification.h | 1 + 3 files changed, 3 insertions(+) diff --git a/crypto/asymmetric_keys/asymmetric_type.c b/crypto/asymmetric_keys/asymmetric_type.c index a5da8ccd353e..7fdc006f18d6 100644 --- a/crypto/asymmetric_keys/asymmetric_type.c +++ b/crypto/asymmetric_keys/asymmetric_type.c @@ -25,6 +25,7 @@ const char *const key_being_used_for[NR__KEY_BEING_USED_FOR] = { [VERIFYING_KEY_SIGNATURE] = "key sig", [VERIFYING_KEY_SELF_SIGNATURE] = "key self sig", [VERIFYING_UNSPECIFIED_SIGNATURE] = "unspec sig", + [VERIFYING_CLAVIS_SIGNATURE] = "clavis sig", }; EXPORT_SYMBOL_GPL(key_being_used_for); diff --git a/crypto/asymmetric_keys/pkcs7_verify.c b/crypto/asymmetric_keys/pkcs7_verify.c index f0d4ff3c20a8..1dc80e68ce96 100644 --- a/crypto/asymmetric_keys/pkcs7_verify.c +++ b/crypto/asymmetric_keys/pkcs7_verify.c @@ -428,6 +428,7 @@ int pkcs7_verify(struct pkcs7_message *pkcs7, } /* Authattr presence checked in parser */ break; + case VERIFYING_CLAVIS_SIGNATURE: case VERIFYING_UNSPECIFIED_SIGNATURE: if (pkcs7->data_type != OID_data) { pr_warn("Invalid unspecified sig (not pkcs7-data)\n"); diff --git a/include/linux/verification.h b/include/linux/verification.h index cb2d47f28091..970f748b5cc9 100644 --- a/include/linux/verification.h +++ b/include/linux/verification.h @@ -36,6 +36,7 @@ enum key_being_used_for { VERIFYING_KEY_SIGNATURE, VERIFYING_KEY_SELF_SIGNATURE, VERIFYING_UNSPECIFIED_SIGNATURE, + VERIFYING_CLAVIS_SIGNATURE, NR__KEY_BEING_USED_FOR }; extern const char *const key_being_used_for[NR__KEY_BEING_USED_FOR];