cve/2024/CVE-2024-34394.md

CVE-2024-34394

Description

libxmljs2 is vulnerable to a type confusion vulnerability when parsing a specially crafted XML while invoking the namespaces() function (which invokes XmlNode::get_local_namespaces()) on a grand-child of a node that refers to an entity. This vulnerability can lead to denial of service and remote code execution.

POC

Reference

• https://github.com/marudor/libxmljs2/issues/205
• https://research.jfrog.com/vulnerabilities/libxmljs2-namespaces-type-confusion-rce-jfsa-2024-001034098/

Github

• https://github.com/ttskp/libxmljs2-noop