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secur32: QueryContextAttributesW check for valid object before use.
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@ -1149,8 +1149,8 @@ static SECURITY_STATUS SEC_ENTRY schan_QueryContextAttributesW(
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TRACE("context_handle %p, attribute %#lx, buffer %p\n",
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context_handle, attribute, buffer);
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if (!context_handle) return SEC_E_INVALID_HANDLE;
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ctx = schan_get_object(context_handle->dwLower, SCHAN_HANDLE_CTX);
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if (!context_handle || !(ctx = schan_get_object(context_handle->dwLower, SCHAN_HANDLE_CTX)))
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return SEC_E_INVALID_HANDLE;
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switch(attribute)
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{
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@ -1529,6 +1529,10 @@ static void test_communication(void)
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done:
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DeleteSecurityContext(&context);
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status = QueryContextAttributesW(&context, SECPKG_ATTR_REMOTE_CERT_CONTEXT, (void*)&cert);
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ok(status == SEC_E_INVALID_HANDLE, "QueryContextAttributesW(SECPKG_ATTR_REMOTE_CERT_CONTEXT) got %08lx\n", status);
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FreeCredentialsHandle(&cred_handle);
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CertFreeCertificateContext(cert);
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