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Re: /proc filesystem allows bypassing directory permissions on Linux
On Sun, 25 Oct 2009, Pavel Kankovsky wrote:
> pavel might have detected this attack if he checked the number of
> hardlinks on "unwritable_file" between the chmod's. But he did not
> check that.
I stand corrected. He did it--in a comment:
> # check link count on unwritable_file. We would not want someone
> # to have a hard link to work around our permissions, would we?
Pavel Kankovsky aka Peak / Jeremiah 9:21 \
"For death is come up into our MS Windows(tm)..." \ 21st century edition /