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Message-ID: <4DEAD959.5060509@gmail.com>
Date: Sun, 05 Jun 2011 09:18:17 +0800
From: Pavel Labushev <p.labushev@...il.com>
To: kernel-hardening@...ts.openwall.com
Subject: Re: /proc/PID directory hiding
>>> Is the above on grsecurity?
>>
>> No, grsecurity hides uid/gid from both *stat*(2) and getdents*(2) functions
>> (implemented as proc_pid_readdir() and pid_getattr()).
>
> Yes, it's on grsecurity. Just try it and see.
>
> $ uname -r
> 2.6.39-grsec
> $ find /proc -maxdepth 1 -type d -name 1
> $ ls -ld /proc/1
> dr-xr-x--- 6 root root 0 Jun 4 21:05 /proc/1
Fixed in the latest grsec patches.
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