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More seed and private key checks for ML-DSA

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- Check seed/key consistency when generating from a seed and the private
  key is also given.
- Improve error reporting when the private key does not match an
  explicit public key.

Reviewed-by: Tim Hudson <tjh@openssl.org>
Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/26865)
This commit is contained in:
Viktor Dukhovni 2025-02-21 19:47:36 +11:00
parent 1eb5ffcdc8
commit 64a27c24d8
6 changed files with 121 additions and 25 deletions
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4
include/crypto/ml_dsa.h
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@ -106,10 +106,6 @@ __owur int ossl_ml_dsa_key_public_from_private(ML_DSA_KEY *key);
__owur int ossl_ml_dsa_pk_decode(ML_DSA_KEY *key, const uint8_t *in, size_t in_len);
__owur int ossl_ml_dsa_sk_decode(ML_DSA_KEY *key, const uint8_t *in, size_t in_len);
__owur int ossl_ml_dsa_key_public_from_private(ML_DSA_KEY *key);
__owur int ossl_ml_dsa_pk_decode(ML_DSA_KEY *key, const uint8_t *in, size_t in_len);
__owur int ossl_ml_dsa_sk_decode(ML_DSA_KEY *key, const uint8_t *in, size_t in_len);
__owur int ossl_ml_dsa_sign(const ML_DSA_KEY *priv, int msg_is_mu,
const uint8_t *msg, size_t msg_len,
const uint8_t *context, size_t context_len,