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

[Patrick Gelin]

Hi,
This is the problem:

gelinp at gelinp-desktop:/media/cdrom0$ ls -l
total 1313
-r-xr-xr-x 1 root root    1565 2006-06-21 19:44 autorun
-r--r--r-- 1 root root     173 2006-06-21 19:44 autorun.inf
drwxrwxrwx 2 root root    2048 2006-06-21 19:44 Install Acrobat Reader
-r--r--r-- 1 root root    9116 2006-06-21 19:44 installMac
-r-xr-xr-x 1 root root    1565 2006-06-21 19:44 installMacOSX.command
-r--r--r-- 1 root root    2039 2006-06-21 19:44 installMacOSXPreview.command
-rw-rw-rw- 1 root root   74690 2006-06-21 19:44 install.map
-r--r--r-- 1 root root 1156833 2006-06-21 19:44 Install.pdf
-r--r--r-- 1 root root   74629 2006-06-21 19:44 installPreview.map
-r--r--r-- 1 root root   10470 2006-06-21 19:44 Install.txt
-r-xr-xr-x 1 root root    1565 2006-06-21 19:44 installUnix
-r-xr-xr-x 1 root root     127 2006-06-21 19:44 installWin.bat
drwxrwxrwx 3 root root    2048 2006-06-21 19:44 ostudio
-r--r--r-- 1 root root    1561 2006-06-21 19:44 readme.txt
drwxrwxrwx 5 root root    2048 2006-06-21 19:44 vw7.4.1nc

gelinp at gelinp-desktop:/media/cdrom0$ sudo ./installUnix 
sudo: unable to execute ./installUnix: Permission denied

What is the problem?

Thank you for your help!