The version of tmux currently on the quarterly branch (3.1b) is marked as vulnerable, it should be updated to 3.1c: tmux-3.1b is vulnerable: tmux -- stack overflow in CSI parsing WWW: https://vuxml.FreeBSD.org/freebsd/8827134c-1a8f-11eb-9bb0-08002725d892.html Here is the patch that updated tmux on head: https://svnweb.freebsd.org/ports?view=revision&revision=553690 This is my first report on bugzilla, apologies if I messed anything up or omitted any necessary details.
new quarterly has newer tmux.