Several vulnerabilities were discovered in libxml2, a library providing support to read, modify and write XML and HTML files. CVE-2023-28484 A NULL pointer dereference flaw when parsing invalid XML schemas may result in denial of service. CVE-2023-29469 It was reported that when hashing empty strings which aren"t null-terminated, xmlDictComputeFastKey could produce inconsistent results, which may lead to various logic or memory errors.