Provide references for CVE-2021-43579.
Where can I find more information about CVE-2021-43579?
References are available at: https://github.com/michaelrsweet/htmldoc/issues/453, https://github.com/michaelrsweet/htmldoc/commit/27d08989a5a567155d506ac870ae7d8cc88fa58b, https://github.com/michaelrsweet/htmldoc/compare/v1.9.12...v1.9.13, https://github.com/michaelrsweet/htmldoc/issues/456, https://lists.debian.org/debian-lts-announce/2022/02/msg00022.html.