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Merge pull request #7863 from valeriosetti/issue7790

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PK: parse: fix disparity with private Montgomery keys
This commit is contained in:
Paul Elliott
2023-07-11 18:02:12 +01:00
committed by GitHub
parent a824e40749 1e6063c8ee
commit 3c22366695
5 changed files with 77 additions and 53 deletions
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6
library/ecp.c
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@@ -3280,16 +3280,14 @@ int mbedtls_ecp_read_key(mbedtls_ecp_group_id grp_id, mbedtls_ecp_keypair *key,
);
}
}
#endif
#if defined(MBEDTLS_ECP_SHORT_WEIERSTRASS_ENABLED)
if (mbedtls_ecp_get_type(&key->grp) == MBEDTLS_ECP_TYPE_SHORT_WEIERSTRASS) {
MBEDTLS_MPI_CHK(mbedtls_mpi_read_binary(&key->d, buf, buflen));
MBEDTLS_MPI_CHK(mbedtls_ecp_check_privkey(&key->grp, &key->d));
}
#endif
MBEDTLS_MPI_CHK(mbedtls_ecp_check_privkey(&key->grp, &key->d));
cleanup:
if (ret != 0) {