The libxml2 library is a development toolbox providing the implementation of various XML standards. Security Fix: * libxml2: Use-after-free in xmlEncodeEntitiesInternal in entities.c * libxml2: Heap-based buffer overflow in xmlEncodeEntitiesInternal in entities.c * libxml2: Use-after-free in xmlXIncludeDoProcess in xinclude.c * libxml2: NULL pointer dereference when post-validating mixed content parsed in recovery mode * libxml2: Exponential entity expansion attack bypasses all existing protection mechanisms For more details about the security issue, including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page listed in the References section.