Re: /proc filesystem allows bypassing directory permissions on Linux

[Matthew Dempsky]

On Mon, Oct 26, 2009 at 9:01 AM, Tony Finch <d...@dotat.at> wrote:
> Attacker uses openat() to open and modify the "private" file.

At least with Linux 2.6.18, you still need +x permission on the
directory to access its contents using openat(2).