HTMLDOC Heap Buffer Overflow Vulnerability (CNVD-2021-80280)

HTMLDOC is an open source program that converts HTML and Markdown files to EPUB, Indexed HTML, PostScript and PDF formats.HTMLDOC is vulnerable to a buffer error vulnerability that originates from a boundary error in the render_table_row() function in ps-pdf.cxx. A remote attacker could exploit this vulnerability to trigger a heap buffer overflow and execute arbitrary code on the target system.