[grsec] info still visible in /proc

Ariel Garcia garcia at iwr.fzk.de
Thu Jan 24 03:10:43 EST 2008


Hi,

> I configured grsec to limit /proc access to group 0 only:
>
> CONFIG_GRKERNSEC_PROC=y
> # CONFIG_GRKERNSEC_PROC_USER is not set
> CONFIG_GRKERNSEC_PROC_USERGROUP=y
> CONFIG_GRKERNSEC_PROC_GID=0
> CONFIG_GRKERNSEC_PROC_ADD=y
>
> However some things that [I think] should be hidden are not:


did you check if gresec is being enforced?

CONFIG_GRKERNSEC_SYSCTL  (provides de/activation of grsec over /sys)
CONFIG_GRKERNSEC_SYSCTL_ON  (Turn on features by default )

Hope it helps
Cheers, Ariel


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