These are all security issues fixed in the tnef-1.4.18-1.6 package on the GA media of openSUSE Tumbleweed.
{ "binaries": [ { "tnef": "1.4.18-1.6" } ] }
"https://ftp.suse.com/pub/projects/security/osv/openSUSE-SU-2024:11467-1.json"