Re: Possible bug with fd class?

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On Wed, 2009-06-17 at 20:28 +0200, Jason Johnson wrote:
> On Wed, Jun 17, 2009 at 2:26 PM, Stephen Smalley<sds@xxxxxxxxxxxxx> wrote:
> >> >
> > No, that would show up as a separate AVC, and would
> > reference /selinux/null rather than /dev/null.
> >
> > Some entries in file_contexts are for other distributions and may not
> > apply to your particular filesystem.  That's ok - it doesn't do any
> > harm.
> 
> Oh, I knew that entry wouldn't do anything.  I just meant that is the
> closest connection I can see from syslog to logrotate.
> 
> So is this entry a bug:
> 
> kernel: [1298522.518701] type=1400 audit(1245126419.780:229): avc:
> denied  { use } for  pid=29944 comm="syslog-ng" path="/dev/null"
> dev=tmpfs ino=634 scontext=system_u:system_r:syslogd_t:s0
> tcontext=system_u:system_r:logrotate_t:s0-s0:c0.c1023 tclass=fd
> 
> ?

This just means that logrotate invoked syslog-ng while holding open a
descriptor to /dev/null.  Nothing more.

-- 
Stephen Smalley
National Security Agency


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