linux-kernel - Re: [PATCH] set*uid() must not fail-and-return on OOM/rlimits

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Message-Id: <1156097428.4051.21.camel@localhost.localdomain>
Date:	Sun, 20 Aug 2006 19:10:28 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Kari Hurtta <hurtta+gmane@...lo.fmi.fi>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] set*uid() must not fail-and-return on OOM/rlimits

Ar Sul, 2006-08-20 am 10:52 +0300, ysgrifennodd Kari Hurtta:
> Perhaps stupid suggestion:
> 
> Should there be new signal for 'failure to drop privileges' ?
> ( perhaps SIGPRIV or is this name free )
> 
> By default signal terminates process.  

Programs are allowed (and now and then do) intentionally let a setuid
fail. A custom selinux or audit rule might be appropriate but that kind
of hackery is not.

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