Messages in this thread | | | Subject | Re: only root has acces to /dev/mem ? | Date | Mon, 13 Sep 1999 21:29:25 +0100 (BST) | From | Alan Cox <> |
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> sine i am using 2.2.12 i had no permissions to write on /dev/mem > i belong to the group kmem who has +rw on it i cann't write > when i chown it the user cann't still write on it > only root can?? > was it a security bug or so??
Tightening rather than anything else. You need the RAWIO capability to use /dev/mem or /dev/kmem. You can drop all other capabilities
Alan
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