Re: nosuid option for '/'?

1999-10-17 Thread Matus \fantomas\ Uhlar
-  And if nosuid is
-  a good thing for this system, can it be implemented for the
-  /home directories only, without doing it for the whole / directory? 
- 
- Being that nosuid is a mount option, this would be quite easy to do if
- your /home was a separate partition, which I assume it is not.

/ should NOT be mounted nosuid. but you can mount filesystems as /tmp /home
and /var as noexec (the only problem will be with /var/lib/dpkg where dpkg
unpacks preinstall and postinstall scripts)


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Re: nosuid option for '/'?

1999-10-13 Thread Dwayne C . Litzenberger
 And if nosuid is
 a good thing for this system, can it be implemented for the
 /home directories only, without doing it for the whole / directory? 

Being that nosuid is a mount option, this would be quite easy to do if
your /home was a separate partition, which I assume it is not.

Somewhere in your startup files, there will be a line that remounts your
root filesystem read-write, like:

 mount / -o remount,rw

try changing it to:

 mount / -o remount,rw,nosuid

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Re: nosuid option for '/'?

1999-10-13 Thread Brad
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On Tue, 12 Oct 1999, Art Lemasters wrote:

  Do any of you see any potential problem with putting the 'nosuid'
 option for the '/' directory in /etc/fstab?

Yes. Various essential apps that should be in / (/bin actually, which
should be on /) require suid. Unless you don't mind not being able to
login as anyone besides root ;)

 And if nosuid is a good thing for this system, can it be implemented
 for the /home directories only, without doing it for the whole /
 directory?

If /home is a separate partition, certainly. Just make the modification
the the /home line of fstab. If not, then no.


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