On Tue, 29 Jan 2013 16:36:06 +0000 Mick <[email protected]> wrote:
> On Tuesday 29 Jan 2013 10:19:16 Alan McKinnon wrote: > > On Tue, 29 Jan 2013 06:37:47 +0000 > > > > Mick <[email protected]> wrote: > > > Hi All, > > > > > > I got this message when net-mail/mailbase-1.1 was emerged: > > > > > > * Messages for package net-mail/mailbase-1.1: > > > * Your //var/spool/mail/ directory permissions differ from > > > * those which mailbase wants to set it to (03775). > > > * If you did not change them on purpose, consider running: > > > * > > > * chown root:mail //var/spool/mail/ > > > * chmod 03775 //var/spool/mail/ > > > > > > Running this chmod changed access rights from: > > > drwxrwxr-x 2 root mail 4096 Jan 28 19:57 mail > > > > > > to a sticky-fied: > > > drwxrwsr-t 2 root mail 4096 Jan 28 19:57 mail > > > > > > Any idea why are the sticky bits for group and others required? > > > > sticky for group so that all sub-dirs and files in them are owned by > > the mail group. Without it, they would be owned by the user running > > "mailx" and the mail system can no longer manager them. > > > > sticky for others is so that you can't delete my mail but you can > > still create your own mail spool files. Identical logic to /tmp > > (assuming that you are in the mail group) > > Thanks Alan, it makes sense now. No one other than mail are in the > mail group in this box (my laptop): > > $ less /etc/group | grep mail > mail:x:12:mail > > I have rkhunter and some cron jobs using ssmtp to email me log info, > but they have been running as root. That's why I hadn't experienced > a problem with the previous access rights. I wonder why this was > picked up in the 1.1 version and not previously - perhaps a test was > added on purpose in the ebuild. There's relevant info and bug numbers in the mailbase Changelog: *mailbase-1.1 (12 Oct 2012) 12 Oct 2012; Eray Aslan <[email protected]> +mailbase-1.1.ebuild: Make /var/spool/mail/ directory setgid and sticky - bugs #424431 #426962 #438062 and various others -- Alan McKinnon [email protected]
