CVE-2026-33856: Xml Document Oldns Memory Leak
Unconditionally assigning NULL to a document's oldNs pointer before freeing it with xmlFreeDoc results in a memory leak if the parser was running without an associated document object. Guard the assignment with a check to ensure the document context is valid.
Cgreprules fetch cve-2026-33856-xml-document-oldns-memory-leak --engine opengrepDescription
Unconditionally assigning NULL to a document's oldNs pointer before freeing it with xmlFreeDoc results in a memory leak if the parser was running without an associated document object. Guard the assignment with a check to ensure the document context is valid.
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