Date: Tue, 17 Nov 2009 20:48:12 +0100 From: Tomas Hoger <thoger@...hat.com> To: oss-security@...ts.openwall.com Cc: jt@....org Subject: Re: CVE request: oping allows the disclosure of arbitrary file contents On Mon, 16 Nov 2009 17:39:30 -0500 (EST) Josh Bressers wrote: > > Does the RLIMIT_NPROC trick work against oping, or any setuid app > > that calls setuid(getuid())? > > This should work for everything that calls setuid() > > I have a little bit about this here: > http://www.bress.net/blog/archives/34-setuid-madness.html My previous web search did find that one. Though set_user() doing NPROC check is only called when new uid differs from current real uid (so not called in setuid(getuid()) case). -- Tomas Hoger / Red Hat Security Response Team
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