Messages in this thread |  | | | Subject | Re: [PATCH v2 resend] vfs: new O_NODE open flag | | From | Miklos Szeredi <> | | Date | Sat, 07 Nov 2009 08:49:33 +0100 |
On Fri, 06 Nov 2009, ebiederm@xmission.com (Eric W. Biederman wrote: > So far no one who believes this to be a security hole has found it > worth their while to look at nd->intent.open in proc_pid_follow_link > and write a patch.
A rather disgusting patch that would be. The fact is, checking permissions on follow_link makes little to no sense. Consider truncate(2), for example. Will we add another intent for that? I really hope not.
I'm more and more convinced, that the current behavior is the right one.
Thanks, Miklos
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