diff options
| -rw-r--r-- | crypto/rsa/rsa_asn1.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/crypto/rsa/rsa_asn1.c b/crypto/rsa/rsa_asn1.c index 83bae4d5..36f6ee0c 100644 --- a/crypto/rsa/rsa_asn1.c +++ b/crypto/rsa/rsa_asn1.c @@ -233,9 +233,11 @@ RSA *RSA_parse_private_key(CBS *cbs) { goto err; } - /* Multi-prime RSA requires a newer version. */ - if (version == kVersionMulti && - CBS_peek_asn1_tag(&child, CBS_ASN1_SEQUENCE)) { + if (version == kVersionMulti) { + /* Although otherPrimeInfos is written as OPTIONAL in RFC 3447, it later + * says "[otherPrimeInfos] shall be omitted if version is 0 and shall + * contain at least one instance of OtherPrimeInfo if version is 1. The + * OPTIONAL is just so both versions share a single definition. */ CBS other_prime_infos; if (!CBS_get_asn1(&child, &other_prime_infos, CBS_ASN1_SEQUENCE) || CBS_len(&other_prime_infos) == 0) { |