set-user-id anomoly

Nils Kassube kassube at gmx.net
Sat Mar 9 12:22:21 UTC 2013


Charles Smith wrote:
> On 07/03/13 16:45, Colin Law wrote: >So you are in /home/cts/w/1670
> and ls -l shows >>-rwsr-xr-x 1 root cts 760184 Mar  6 07:40
> /home/cts/nodes/tcpdump >-rwsr-xr-x 1 root cts 760184 Mar  5 23:55
> tcpdump
> 
> 
> No, I am in /home/cts/w/1670 and this command shows that:
> 
> $ ls -l /home/cts/nodes/tcpdump tcpdump
> 
> (sorry, I didn't include the whole command in the original email -
> it's on a different machine and I had to cut and paste it to my
> email machine).
> 
> It seems that there is more information stored somewhere than there
> used to be.  That's why I was wondering if it might be the new
> capabilities facility, but that seems not to be installed on my
> machine.

Could it be that the filesystem where the command doesn't work is 
mounted with the option "nosuid"?


Nils





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