Provide references for CVE-2021-43113.
Where can I find more information about CVE-2021-43113?
References are available at: https://github.com/itext/itext7/releases/tag/7.1.17, https://pastebin.com/BXnkY9YY, https://lists.debian.org/debian-lts-announce/2023/01/msg00013.html, https://www.debian.org/security/2023/dsa-5323, https://github.com/itext/itextpdf/releases/tag/5.5.13.3.