crypt32(4/17): Properly reference count certificate contexts
referenced by a chain
Juan Lang
juan.lang at gmail.com
Thu Aug 30 20:22:01 CDT 2007
With patch.
--Juan
-------------- next part --------------
From 210cd57d20312ddfe327c14bc6d8b7fb3569e11b Mon Sep 17 00:00:00 2001
From: Juan Lang <juan.lang at gmail.com>
Date: Thu, 30 Aug 2007 17:50:23 -0700
Subject: [PATCH] Properly reference count certificate contexts referenced by a chain
---
dlls/crypt32/chain.c | 10 ++++++++--
1 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/dlls/crypt32/chain.c b/dlls/crypt32/chain.c
index f1711ac..6584085 100644
--- a/dlls/crypt32/chain.c
+++ b/dlls/crypt32/chain.c
@@ -250,7 +250,7 @@ static BOOL CRYPT_AddCertToSimpleChain(P
{
memset(element, 0, sizeof(CERT_CHAIN_ELEMENT));
element->cbSize = sizeof(CERT_CHAIN_ELEMENT);
- element->pCertContext = cert;
+ element->pCertContext = CertDuplicateCertificateContext(cert);
if (dwFlags & CERT_STORE_REVOCATION_FLAG &&
!(dwFlags & CERT_STORE_NO_CRL_FLAG))
element->TrustStatus.dwErrorStatus |= CERT_TRUST_IS_REVOKED;
@@ -288,12 +288,18 @@ static BOOL CRYPT_AddCertToSimpleChain(P
return ret;
}
+static void CRYPT_FreeChainElement(PCERT_CHAIN_ELEMENT element)
+{
+ CertFreeCertificateContext(element->pCertContext);
+ CryptMemFree(element);
+}
+
static void CRYPT_FreeSimpleChain(PCERT_SIMPLE_CHAIN chain)
{
DWORD i;
for (i = 0; i < chain->cElement; i++)
- CryptMemFree(chain->rgpElement[i]);
+ CRYPT_FreeChainElement(chain->rgpElement[i]);
CryptMemFree(chain->rgpElement);
CryptMemFree(chain);
}
--
1.4.1
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