libxml2 2.9.4, when used in recover mode, allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted XML document. NOTE: The maintainer states "I would disagree of a CVE with the Recover parsing option which should only be used for manual recovery at least for XML parser.
https://security.gentoo.org/glsa/201711-01
https://lists.debian.org/debian-lts-announce/2022/04/msg00004.html
https://bugzilla.gnome.org/show_bug.cgi?id=778519
http://www.securityfocus.com/bid/96188