Hi, it seems like a typo in OpenSSH version number: in 7.3 part info about patch for 7.2.
Cheers, Alex Index: openbsd.html =================================================================== RCS file: /cvs/www/openssh/openbsd.html,v retrieving revision 1.127 diff -u -p -r1.127 openbsd.html --- openbsd.html 9 Oct 2019 02:11:34 -0000 1.127 +++ openbsd.html 1 Nov 2019 20:44:14 -0000 @@ -253,7 +253,7 @@ https://ftp.openbsd.org/pub/OpenBSD/Open <p> <p> -If you are installing OpenSSH 7.2 on 5.8, you will +If you are installing OpenSSH 7.3 on 5.8, you will need the the following patch:<br> <a href="https://ftp.openbsd.org/pub/OpenBSD/OpenSSH/openbsd58_7.3.patch"> https://ftp.openbsd.org/pub/OpenBSD/OpenSSH/openbsd58_7.3.patch</a>.