Given the following code containing errors, provide Common Weakness Enumeration (CWE) identifiers and corresponding messages in JSON format. Each identified weakness should have a unique entry in the JSON array.
    Code: xmlNewTextReader(xmlParserInputBufferPtr input, const char *URI) {
    xmlTextReaderPtr ret;

    if (input == NULL)
	return(NULL);
    ret = xmlMalloc(sizeof(xmlTextReader));
    if (ret == NULL) {
        xmlGenericError(xmlGenericErrorContext,
		"xmlNewTextReader : malloc failed\n");
	return(NULL);
    }
    memset(ret, 0, sizeof(xmlTextReader));
    ret->doc = NULL;
    ret->entTab = NULL;
    ret->entMax = 0;
    ret->entNr = 0;
    ret->input = input;
    ret->buffer = xmlBufCreateSize(100);
    if (ret->buffer == NULL) {
        xmlFree(ret);
        xmlGenericError(xmlGenericErrorContext,
		"xmlNewTextReader : malloc failed\n");
	return(NULL);
    }
    ret->sax = (xmlSAXHandler *) xmlMalloc(sizeof(xmlSAXHandler));
    if (ret->sax == NULL) {
	xmlBufFree(ret->buffer);
	xmlFree(ret);
        xmlGenericError(xmlGenericErrorContext,
		"xmlNewTextReader : malloc failed\n");
	return(NULL);
    }
    xmlSAXVersion(ret->sax, 2);
    ret->startElement = ret->sax->startElement;
    ret->sax->startElement = xmlTextReaderStartElement;
    ret->endElement = ret->sax->endElement;
    ret->sax->endElement = xmlTextReaderEndElement;
#ifdef LIBXML_SAX1_ENABLED
    if (ret->sax->initialized == XML_SAX2_MAGIC) {
#endif /* LIBXML_SAX1_ENABLED */
	ret->startElementNs = ret->sax->startElementNs;
	ret->sax->startElementNs = xmlTextReaderStartElementNs;
	ret->endElementNs = ret->sax->endElementNs;
	ret->sax->endElementNs = xmlTextReaderEndElementNs;
#ifdef LIBXML_SAX1_ENABLED
    } else {
	ret->startElementNs = NULL;
	ret->endElementNs = NULL;
    }
#endif /* LIBXML_SAX1_ENABLED */
    ret->characters = ret->sax->characters;
    ret->sax->characters = xmlTextReaderCharacters;
    ret->sax->ignorableWhitespace = xmlTextReaderCharacters;
    ret->cdataBlock = ret->sax->cdataBlock;
    ret->sax->cdataBlock = xmlTextReaderCDataBlock;

    ret->mode = XML_TEXTREADER_MODE_INITIAL;
    ret->node = NULL;
    ret->curnode = NULL;
    if (xmlBufUse(ret->input->buffer) < 4) {
	xmlParserInputBufferRead(input, 4);
    }
    if (xmlBufUse(ret->input->buffer) >= 4) {
	ret->ctxt = xmlCreatePushParserCtxt(ret->sax, NULL,
			     (const char *) xmlBufContent(ret->input->buffer),
                                            4, URI);
	ret->base = 0;
	ret->cur = 4;
    } else {
	ret->ctxt = xmlCreatePushParserCtxt(ret->sax, NULL, NULL, 0, URI);
	ret->base = 0;
	ret->cur = 0;
    }

    if (ret->ctxt == NULL) {
        xmlGenericError(xmlGenericErrorContext,
		"xmlNewTextReader : malloc failed\n");
	xmlBufFree(ret->buffer);
	xmlFree(ret->sax);
	xmlFree(ret);
	return(NULL);
    }
    ret->ctxt->parseMode = XML_PARSE_READER;
    ret->ctxt->_private = ret;
    ret->ctxt->linenumbers = 1;
    ret->ctxt->dictNames = 1;
    ret->allocs = XML_TEXTREADER_CTXT;
    /*
     * use the parser dictionnary to allocate all elements and attributes names
     */
    ret->ctxt->docdict = 1;
    ret->dict = ret->ctxt->dict;
#ifdef LIBXML_XINCLUDE_ENABLED
    ret->xinclude = 0;
#endif
#ifdef LIBXML_PATTERN_ENABLED
    ret->patternMax = 0;
    ret->patternTab = NULL;
#endif
    return(ret);
} ; Sample JSON Format Confermily Expected output: "examples" => "cwe": "xxx"; "message": "xxx"
    
 'cwe': ['CWE-399'], 'message': 'CVE-2015-1819 Enforce the reader to run in constant memory

One of the operation on the reader could resolve entities
leading to the classic expansion issue. Make sure the
buffer used for xmlreader operation is bounded.
Introduce a new allocation type for the buffers for this effect.'