What were you trying to do that didn't work?

Processing /var/log/secure sudo logs. 

What is the impact of this issue to you?

This change/regression breaks log processing.

Please provide the package NVR for which the bug is seen:

sudo-1.9.5p2-10.el9_3.x86_64

How reproducible is this bug?:

Always

Steps to reproduce

1. # sudo --preserve-env=HOME,PATH sleep .1
2. # journalctl -f
3. CTRL-C

Expected results

Dec 19 17:16:43 r95 sudo[32308]:     root : TTY=pts/0 ; PWD=/root ; USER=root ; ENV=HOME=/root PATH=/root/.local/bin:/root/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin ; COMMAND=/bin/sleep .1

Actual results

Dec 19 17:15:34 r95 sudo[32069]:     root : TTY=pts/0 ; PWD=/root ; USER=root ; ENV=HOME=/root PATH=/root/.local/bin:/root/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/binCOMMAND=/bin/sleep .1

Additional information

downgrading to package sudo-1.9.5p2-9.el9.x86_64 does show the expected results which is a "<space><semicolon>" between ENV= and COMMAND= fields.