openssl/backport-Fix-verify_callback-in-the-openssl-s_client-s_server.patch
2022-11-28 21:18:38 +08:00

65 lines
2.4 KiB
Diff

From 86945b10ccd84f685bd6215bbb00d1e700303e49 Mon Sep 17 00:00:00 2001
From: Dmitry Belyavskiy <beldmit@gmail.com>
Date: Thu, 14 Jul 2022 21:41:48 +0200
Subject: [PATCH] Fix verify_callback in the openssl s_client/s_server app
We need to check that error cert is available before printing its data
Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: David von Oheimb <david.von.oheimb@siemens.com>
Reviewed-by: Viktor Dukhovni <viktor@openssl.org>
Reviewed-by: Hugo Landau <hlandau@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/18805)
(cherry picked from commit fad0f80eff188ef938fed614245a56ed56110deb)
---
apps/s_cb.c | 26 ++++++++++++++++----------
1 file changed, 16 insertions(+), 10 deletions(-)
diff --git a/apps/s_cb.c b/apps/s_cb.c
index d066a423de..a4ff978908 100644
--- a/apps/s_cb.c
+++ b/apps/s_cb.c
@@ -74,22 +74,28 @@ int verify_callback(int ok, X509_STORE_CTX *ctx)
}
switch (err) {
case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT:
- 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");
+ 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:
- BIO_printf(bio_err, "notBefore=");
- ASN1_TIME_print(bio_err, X509_get0_notBefore(err_cert));
- BIO_printf(bio_err, "\n");
+ 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:
- BIO_printf(bio_err, "notAfter=");
- ASN1_TIME_print(bio_err, X509_get0_notAfter(err_cert));
- BIO_printf(bio_err, "\n");
+ 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)
--
2.17.1