Fail to execute a binary file from a CD...

[Patrick Gelin]

Andy wrote:

> On 16/02/07, Patrick Gelin <patrick.gelin at free.fr> wrote:
>> gelinp at gelinp-desktop:/media/cdrom0$ sudo ./installUnix
>> sudo: unable to execute ./installUnix: Permission denied
>>
>> What is the problem?
> 
> CDs have user as an option in /etc/fstab.
> user adds the options noexec, nosuid, and nodev for security.
> You wouldn't want a user being ables to save an SUID binary on a
> machine they had root access to and then running it on a PC they
> didn't to elevate privileges. Similar reasoning applies to the nodev.
> 
ok, but I'm the user knowing the sudo right password, I'm working with my
machine, I must to be able to exec the binary even if it's from a CD!