Messages in this thread Patch in this message | | | Subject | [PATCH] PKCS#7: Add OIDs for sha224, sha284 and sha512 hash algos and use them | From | David Howells <> | Date | Sun, 30 Aug 2015 16:59:57 +0100 |
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Add OIDs for sha224, sha284 and sha512 hash algos and use them to select the hashing algorithm. Without this, something like the following error might get written to dmesg:
[ 31.829322] PKCS7: Unknown OID: [32] 2.16.840.1.101.3.4.2.3 [ 31.829328] PKCS7: Unknown OID: [180] 2.16.840.1.101.3.4.2.3 [ 31.829330] Unsupported digest algo: 55
Where the 55 on the third line is OID__NR indicating an unknown OID.
Reported-by: Valdis Kletnieks <Valdis.Kletnieks@vt.edu> Signed-off-by: David Howells <dhowells@redhat.com> Tested-By: Valdis Kletnieks <valdis.kletnieks@vt.edu> ---
crypto/asymmetric_keys/mscode_parser.c | 9 +++++++++ crypto/asymmetric_keys/pkcs7_parser.c | 8 ++++++++ include/linux/oid_registry.h | 3 +++ 3 files changed, 20 insertions(+)
diff --git a/crypto/asymmetric_keys/mscode_parser.c b/crypto/asymmetric_keys/mscode_parser.c index 214a992123cd..adcef59eec0b 100644 --- a/crypto/asymmetric_keys/mscode_parser.c +++ b/crypto/asymmetric_keys/mscode_parser.c @@ -97,6 +97,15 @@ int mscode_note_digest_algo(void *context, size_t hdrlen, case OID_sha256: ctx->digest_algo = HASH_ALGO_SHA256; break; + case OID_sha384: + ctx->digest_algo = HASH_ALGO_SHA384; + break; + case OID_sha512: + ctx->digest_algo = HASH_ALGO_SHA512; + break; + case OID_sha224: + ctx->digest_algo = HASH_ALGO_SHA224; + break; case OID__NR: sprint_oid(value, vlen, buffer, sizeof(buffer)); diff --git a/crypto/asymmetric_keys/pkcs7_parser.c b/crypto/asymmetric_keys/pkcs7_parser.c index e6298b7a945a..758acabf2d81 100644 --- a/crypto/asymmetric_keys/pkcs7_parser.c +++ b/crypto/asymmetric_keys/pkcs7_parser.c @@ -229,6 +229,14 @@ int pkcs7_sig_note_digest_algo(void *context, size_t hdrlen, case OID_sha256: ctx->sinfo->sig.pkey_hash_algo = HASH_ALGO_SHA256; break; + case OID_sha384: + ctx->sinfo->sig.pkey_hash_algo = HASH_ALGO_SHA384; + break; + case OID_sha512: + ctx->sinfo->sig.pkey_hash_algo = HASH_ALGO_SHA512; + break; + case OID_sha224: + ctx->sinfo->sig.pkey_hash_algo = HASH_ALGO_SHA224; default: printk("Unsupported digest algo: %u\n", ctx->last_oid); return -ENOPKG; diff --git a/include/linux/oid_registry.h b/include/linux/oid_registry.h index 93e0ff92fb9b..d2fa9ca42e9a 100644 --- a/include/linux/oid_registry.h +++ b/include/linux/oid_registry.h @@ -63,6 +63,9 @@ enum OID { OID_certAuthInfoAccess, /* 1.3.6.1.5.5.7.1.1 */ OID_sha1, /* 1.3.14.3.2.26 */ OID_sha256, /* 2.16.840.1.101.3.4.2.1 */ + OID_sha384, /* 2.16.840.1.101.3.4.2.2 */ + OID_sha512, /* 2.16.840.1.101.3.4.2.3 */ + OID_sha224, /* 2.16.840.1.101.3.4.2.4 */ /* Distinguished Name attribute IDs [RFC 2256] */ OID_commonName, /* 2.5.4.3 */
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