From: Dr. Stephen Henson <steve@openssl.org>
Date: Tue, 2 Jul 2013 21:11:27 +0000 (+0100)
Subject: Initialise CMS signature buffer length properly.
X-Git-Tag: OpenSSL_1_0_2-beta1~236
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=869772ff08fceb1082750572ce131af78f30d96e;p=openssl

Initialise CMS signature buffer length properly.
(cherry picked from commit e0f7cfda68881da6829ea39430e1a5c28ed05ece)
---

diff --git a/crypto/cms/cms_sd.c b/crypto/cms/cms_sd.c
index b7eb9626e7..25af94136a 100644
--- a/crypto/cms/cms_sd.c
+++ b/crypto/cms/cms_sd.c
@@ -700,7 +700,8 @@ static int cms_SignerInfo_content_sign(CMS_ContentInfo *cms,
 		pctx = si->pctx;
 		if (!EVP_DigestFinal_ex(&mctx, md, &mdlen))
 			goto err;
-		sig = OPENSSL_malloc(EVP_PKEY_size(si->pkey));
+		siglen = EVP_PKEY_size(si->pkey);
+		sig = OPENSSL_malloc(siglen);
 		if (!sig)
 			{
 			CMSerr(CMS_F_CMS_SIGNERINFO_CONTENT_SIGN,