Curt Sampson apparently writes:

Thanks for the notification and the fix!

>Now who the heck to I send this to to get it back into sendmail? There
>are no e-mail addresses listed for bug reports in the READ_ME file, or
>anywhere else for that matter.


In case you still haven't found the bug-submission address,
UTSL shows:

  > grep -e bugs /usr/src/usr.sbin/sendmail/READ_ME  | head -1
  Report any bugs to sendmail-bugs@sendmail.ORG