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Update tf-psa-crypto/drivers/builtin/src/ecp.c

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Co-authored-by: Gilles Peskine <[email protected]>
Signed-off-by: minosgalanakis <[email protected]>
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minosgalanakis
2025-01-23 15:31:35 +00:00
committed by Minos Galanakis
co-authored by Gilles Peskine
parent 18e4b3f08b
commit 484776547c
1 changed files with 1 additions and 1 deletions
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library/ecp.c
+1 -1
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@@ -3056,7 +3056,7 @@ int mbedtls_ecp_check_privkey(const mbedtls_ecp_group *grp,
/* see RFC 7748 sec. 5 para. 5 */ /* see RFC 7748 sec. 5 para. 5 */
if (mbedtls_mpi_get_bit(d, 0) != 0 || if (mbedtls_mpi_get_bit(d, 0) != 0 ||
mbedtls_mpi_get_bit(d, 1) != 0 || mbedtls_mpi_get_bit(d, 1) != 0 ||
mbedtls_mpi_bitlen(d) - 1 != grp->nbits) { /* mbedtls_mpi_bitlen is one-based! */ mbedtls_mpi_bitlen(d) != grp->nbits + 1) { /* mbedtls_mpi_bitlen is one-based! */
return MBEDTLS_ERR_ECP_INVALID_KEY; return MBEDTLS_ERR_ECP_INVALID_KEY;
} }