Nmap through 7.70, when the -sV option is used, allows remote attackers to cause a denial of service (stack consumption and application crash) via a crafted TCP-based service.
code610.blogspot.com/2018/07/crashing-nmap-760.html
code610.blogspot.com/2018/07/crashing-nmap-770.html
lists.opensuse.org/opensuse-security-announce/2019-05/msg00067.html
lists.opensuse.org/opensuse-security-announce/2019-09/msg00073.html
lists.opensuse.org/opensuse-security-announce/2019-09/msg00075.html
security.netapp.com/advisory/ntap-20200827-0004/