CVE-2017-18926

raptor_xml_writer_start_element_common in raptor_xml_writer.c in Raptor RDF Syntax Library 2.0.15 miscalculates the maximum nspace declarations for the XML writer, leading to heap-based buffer overflows (sometimes seen in raptor_qname_format_as_xml).

CVE-2020-25713

A malformed input file can lead to a segfault due to an out of bounds array access in raptor_xml_writer_start_element_common.

CVE-2024-57823

In Raptor RDF Syntax Library through 2.0.16, there is an integer underflow when normalizing a URI with the turtle parser in raptor_uri_normalize_path().

CVE-2024-57822

In Raptor RDF Syntax Library through 2.0.16, there is a heap-based buffer over-read when parsing triples with the nquads parser in raptor_ntriples_parse_term_internal().