On Sat, 2011-01-15 at 01:42 +0100, Maarten Bezemer wrote: > Jan 15 00:55:17 srv0303 dovecot: POP3(obm03): > fchown(/home/obm/obm03/mail/.imap/INBOX/dovecot.index.tmp, -1, 8(mail)) > failed: Operation not permitted (egid=1033(obm), group based on > /var/mail/obm03) > > I know that this is because the mailbox in /var/mail has ownership > username:mail. > However, in this setup this is intentional, and quota-related (quota on > inbox is enforced by Exim, not Dovecot, and kernel does group-quota but > not for group mail). Also, group read rights for group mail are > intentional.
It's fine to have mail as the group, but does the group really need to have read or write permissions? chmod 0600 /var/mail/* would solve this.
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