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Subject: Re: kudzu fixes to allow it to edit and restart init for MLS
From: "Christopher J. PeBenito" <cpebenito@tresys.com>
To: Daniel J Walsh <dwalsh@redhat.com>
Cc: selinux@tycho.nsa.gov
In-Reply-To: <4635FDB4.2030208@redhat.com>
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	 <1177943094.3570.80.camel@sgc>  <4635FDB4.2030208@redhat.com>
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Date: Mon, 30 Apr 2007 14:36:46 +0000
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On Mon, 2007-04-30 at 10:31 -0400, Daniel J Walsh wrote:
> Christopher J. PeBenito wrote:
> > On Fri, 2007-04-20 at 15:30 -0400, dwalsh@redhat.com wrote:
> >   
> >> p--- nsaserefpolicy/policy/modules/admin/kudzu.te	2007-04-10 12:52:58.000000000 -0400
> >> +++ serefpolicy-2.5.12/policy/modules/admin/kudzu.te	2007-04-11 17:07:34.000000000 -0400
> >> @@ -21,8 +21,8 @@
> >>  # Local policy
> >>  #
> >>  
> >> -allow kudzu_t self:capability { dac_override sys_admin sys_rawio net_admin sys_tty_config mknod };
> >> -dontaudit kudzu_t self:capability { sys_ptrace sys_tty_config };
> >> +allow kudzu_t self:capability { dac_override sys_admin sys_ptrace sys_rawio net_admin sys_tty_config mknod };
> >> +dontaudit kudzu_t self:capability sys_tty_config;
> >>  allow kudzu_t self:process { signal_perms execmem };
> >>  allow kudzu_t self:fifo_file rw_fifo_file_perms;
> >>  allow kudzu_t self:unix_stream_socket { connectto create_stream_socket_perms };
> >> @@ -103,6 +103,8 @@
> >>  init_use_fds(kudzu_t)
> >>  init_use_script_ptys(kudzu_t)
> >>  init_stream_connect_script(kudzu_t)
> >> +init_read_init_state(kudzu_t)
> >> +init_ptrace_init_domain(kudzu_t)
> >>  # kudzu will telinit to make init re-read
> >>  # the inittab after configuring serial consoles
> >>  init_telinit(kudzu_t)
> >>     
> >
> > Kudzu really needs to ptrace init?
> >
> >   
> I am not sure, you can merge it with a dontaudit, and we can get the 
> LSPP People to test without it. 

I'm thinking that we should probably put the process ptrace dontaudit
back into ps_process_pattern().  Ever since it was removed, theres been
a noticeable increase in ptrace rules popping up.

-- 
Chris PeBenito
Tresys Technology, LLC
(410) 290-1411 x150


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