Re: netlink nlmsg_pid supposed to be pid or tid?

From: Herbert Xu
Date: Mon Nov 21 2005 - 18:34:06 EST

On Tue, Nov 22, 2005 at 01:49:13AM +0300, Alexey Kuznetsov wrote:
> Actually, I remember one discussion. Herbert, wait a minute...
> That's it: February 2005, Subject: [PATCH] Add audit uid to netlink credentials
> We decided (or not?) that binding to anything but tgid and pid
> must be prohibited by security reasons. Apaprently, the finding was lost.

Thanks for reminding me. We may still need to track that down (we
have now serialised most of the netlink processing so this my not be
as bad as it was).

However, I think explicit binding should still be allowed for root,
so nobody should take the PID for granted.

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