Messages in this thread | | | From | (David Wagner) | Subject | Re: Security: information leaks in /proc enable keystroke recovery | Date | Sun, 16 Aug 2009 00:44:14 +0000 (UTC) |
| |
Theodore Tso wrote: > A configuration option which defaults to disabling ESP and EIP would > be a simple way to prevent this specific instance of information > leakage. The problem is there are other files that might reveal > timing information, but which are very useful for a system > administrator. A key example of this is /proc/$pid/wchan, which is > responsible for the WCHAN column is a ps listing.
If they're useful for system administrators, would making them readable to root (but not everyone) be enough?
| |