From: Dr. Stephen Henson <steve@openssl.org>
Date: Mon, 3 Mar 2014 23:33:51 +0000 (+0000)
Subject: For self signed root only indicate one error.
X-Git-Tag: master-pre-reformat~858
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=315cd871c4b61f002f658de0ee427f2f4221aa7c;p=thirdparty%2Fopenssl.git

For self signed root only indicate one error.
(cherry picked from commit bdfc0e284c89dd5781259cc19aa264aded538492)
---

diff --git a/crypto/x509/x509_vfy.c b/crypto/x509/x509_vfy.c
index 869a4f29e85..32b07a0306d 100644
--- a/crypto/x509/x509_vfy.c
+++ b/crypto/x509/x509_vfy.c
@@ -366,8 +366,11 @@ int X509_verify_cert(X509_STORE_CTX *ctx)
 	/* If explicitly rejected error */
 	if (i == X509_TRUST_REJECTED)
 		goto end;
-	/* If not explicitly trusted then indicate error */
-	if (i != X509_TRUST_TRUSTED)
+	/* If not explicitly trusted then indicate error unless it's
+	 * a single self signed certificate in which case we've indicated
+	 * an error already and set bad_chain == 1
+	 */
+	if (i != X509_TRUST_TRUSTED && !bad_chain)
 		{
 		if ((chain_ss == NULL) || !ctx->check_issued(ctx, x, chain_ss))
 			{