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Fix memory leak in xmlParseElementMixedContentDecl
Free parsed content if malloc fails to avoid a memory leak. Found with libFuzzer.
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parent
1d73f07d67
commit
45da175c14
10
parser.c
10
parser.c
@ -6082,14 +6082,20 @@ xmlParseElementMixedContentDecl(xmlParserCtxtPtr ctxt, int inputchk) {
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NEXT;
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if (elem == NULL) {
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ret = xmlNewDocElementContent(ctxt->myDoc, NULL, XML_ELEMENT_CONTENT_OR);
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if (ret == NULL) return(NULL);
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if (ret == NULL) {
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xmlFreeDocElementContent(ctxt->myDoc, cur);
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return(NULL);
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}
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ret->c1 = cur;
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if (cur != NULL)
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cur->parent = ret;
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cur = ret;
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} else {
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n = xmlNewDocElementContent(ctxt->myDoc, NULL, XML_ELEMENT_CONTENT_OR);
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if (n == NULL) return(NULL);
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if (n == NULL) {
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xmlFreeDocElementContent(ctxt->myDoc, ret);
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return(NULL);
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}
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n->c1 = xmlNewDocElementContent(ctxt->myDoc, elem, XML_ELEMENT_CONTENT_ELEMENT);
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if (n->c1 != NULL)
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n->c1->parent = n;
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