Fix verify_callback in the openssl s_client/s_server app
We need to check that error cert is available before printing its data
@@ -79,22 +79,28 @@ int verify_callback(int ok, X509_STORE_CTX *ctx)
}
switch (err) {
case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT:
+ if (err_cert != NULL) {
BIO_puts(bio_err, "issuer= ");
X509_NAME_print_ex(bio_err, X509_get_issuer_name(err_cert),
0, get_nameopt());
BIO_puts(bio_err, "\n");
+ }
break;
case X509_V_ERR_CERT_NOT_YET_VALID:
case X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD:
+ if (err_cert != NULL) {
BIO_printf(bio_err, "notBefore=");
ASN1_TIME_print(bio_err, X509_get0_notBefore(err_cert));
BIO_printf(bio_err, "\n");
+ }
break;
case X509_V_ERR_CERT_HAS_EXPIRED:
case X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD:
+ if (err_cert != NULL) {
BIO_printf(bio_err, "notAfter=");
ASN1_TIME_print(bio_err, X509_get0_notAfter(err_cert));
BIO_printf(bio_err, "\n");
+ }
break;
case X509_V_ERR_NO_EXPLICIT_POLICY:
if (!verify_args.quiet)
