ncsi.c in libslirp through 4.3.1 has a buffer over-read because it tries to read a certain amount of header data even if that exceeds the total packet length.
www.openwall.com/lists/oss-security/2020/11/27/1
lists.debian.org/debian-lts-announce/2022/09/msg00008.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/45S5IHSWYITJKMRT23HCHJQDI674AMTQ/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OPCOHDEONMHH6QPJZKRLLCNRGRYODG7X/
lists.freedesktop.org/archives/slirp/2020-November/000115.html