confusing permission behaviour

[Joeri De Backer]

>-----Original Message-----
>From: Jens [mailto:commercial at acamedia.org]
>Sent: Thursday, October 20, 2005 1:48 PM
>To: ubuntu-users at lists.ubuntu.com
>Subject: confusing permission behaviour
>
>cd ~/
>mkdir test
>cd test
>sudo touch file
>sudo chown root:root file
>sudo chmod og-rwx file
>
>now - this is what is puzzling - as ordinary user joe:
>rm -f file
>
>and after asking for permission linux allows user joe to 
>delete a file to
>which he has no write permission - let alone read or execute.

To delete a file, you only need the permissions on the directory. (rwx)
The permissions on the file doesn't matter.

Joeri.