Safely erase key material upon abort
Some key derivation operation contexts (like
psa_tls12_prf_key_derivation_t) directly contain buffers with parts of
the derived key. Erase them safely as part of the abort.
@@ -3902,7 +3902,7 @@ psa_status_t psa_key_derivation_abort( psa_key_derivation_operation_t *operation
{
status = PSA_ERROR_BAD_STATE;
}
- memset( operation, 0, sizeof( *operation ) );
+ mbedtls_platform_zeroize( operation, sizeof( *operation ) );
return( status );
}
