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SubjectRe: [PATCH] pkcs7: support EC-RDSA/streebog in SignerInfo
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On Sat, 2021-09-18 at 10:39 +0800, Tianjia Zhang wrote:
> ping.
>
> On 5/11/21 10:47 PM, Elvira Khabirova wrote:
> > Allow using EC-RDSA/streebog in pkcs7 certificates in a similar way
> > to how it's done in the x509 parser.
> >
> > This is needed e.g. for loading kernel modules signed with EC-RDSA.
> >
> > Signed-off-by: Elvira Khabirova <e.khabirova@omp.ru>
> > ---
> > crypto/asymmetric_keys/pkcs7_parser.c | 11 +++++++++++
> > 1 file changed, 11 insertions(+)
> >
> > diff --git a/crypto/asymmetric_keys/pkcs7_parser.c b/crypto/asymmetric_keys/pkcs7_parser.c
> > index 967329e0a07b..39c260a04167 100644
> > --- a/crypto/asymmetric_keys/pkcs7_parser.c
> > +++ b/crypto/asymmetric_keys/pkcs7_parser.c
> > @@ -248,6 +248,12 @@ int pkcs7_sig_note_digest_algo(void *context, size_t hdrlen,
> > case OID_sha224:
> > ctx->sinfo->sig->hash_algo = "sha224";
> > break;
> > + case OID_gost2012Digest256:
> > + ctx->sinfo->sig->hash_algo = "streebog256";
> > + break;
> > + case OID_gost2012Digest512:
> > + ctx->sinfo->sig->hash_algo = "streebog512";
> > + break;
> > default:
> > printk("Unsupported digest algo: %u\n", ctx->last_oid);
> > return -ENOPKG;
> > @@ -269,6 +275,11 @@ int pkcs7_sig_note_pkey_algo(void *context, size_t hdrlen,
> > ctx->sinfo->sig->pkey_algo = "rsa";
> > ctx->sinfo->sig->encoding = "pkcs1";
> > break;
> > + case OID_gost2012PKey256:
> > + case OID_gost2012PKey512:
> > + ctx->sinfo->sig->pkey_algo = "ecrdsa";
> > + ctx->sinfo->sig->encoding = "raw";
> > + break;
> > default:
> > printk("Unsupported pkey algo: %u\n", ctx->last_oid);
> > return -ENOPKG;
> >

Acked-by: Jarkko Sakkinen <jarkko@kernel.org>

/Jarkko

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