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Fix bug in mbedtls_pk_wrap_as_opaque

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Signed-off-by: Jethro Beekman <jethro@fortanix.com>
This commit is contained in:
Jethro Beekman 2023-05-03 18:25:27 +02:00
parent e3d98fcbf6
commit 33a3ccd899
1 changed files with 2 additions and 2 deletions
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4
library/pk.c
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@ -873,7 +873,7 @@ int mbedtls_pk_wrap_as_opaque(mbedtls_pk_context *pk,
#else /* !MBEDTLS_ECP_LIGHT && !MBEDTLS_RSA_C */ #else /* !MBEDTLS_ECP_LIGHT && !MBEDTLS_RSA_C */
#if defined(MBEDTLS_ECP_LIGHT) #if defined(MBEDTLS_ECP_LIGHT)
if (mbedtls_pk_get_type(pk) == MBEDTLS_PK_ECKEY) { if (mbedtls_pk_get_type(pk) == MBEDTLS_PK_ECKEY) {
const mbedtls_ecp_keypair *ec; mbedtls_ecp_keypair *ec;
unsigned char d[MBEDTLS_ECP_MAX_BYTES]; unsigned char d[MBEDTLS_ECP_MAX_BYTES];
size_t d_len; size_t d_len;
psa_ecc_family_t curve_id; psa_ecc_family_t curve_id;
@ -886,7 +886,7 @@ int mbedtls_pk_wrap_as_opaque(mbedtls_pk_context *pk,
/* export the private key material in the format PSA wants */ /* export the private key material in the format PSA wants */
ec = mbedtls_pk_ec(*pk); ec = mbedtls_pk_ec(*pk);
d_len = PSA_BITS_TO_BYTES(ec->grp.nbits); d_len = PSA_BITS_TO_BYTES(ec->grp.nbits);
if ((ret = mbedtls_mpi_write_binary(&ec->d, d, d_len)) != 0) { if ((ret = mbedtls_ecp_write_key(ec, d, d_len)) != 0) {
return ret; return ret;
} }