Yusuf Wilajati Purna | 16 Nov 2004 17:58
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LIDS 1.2.2rc4 for kernel 2.4.28-rc3 released

Hi,

LIDS 1.2.2rc4 for kernel 2.4.28-rc3 has been released.

LIDS 1.2.2rc4 includes the LIDS TDE application sandboxing feature.
The LIDS TDE paper explains the feature in more details and includes
sample configurations for sandboxing "Apache" and "Samba". You need to
use lidstool 0.5.6 for this version.

This version fixed some bugs at lids_check_tty()
as spotted by Samuel Greenfeld and Marcin Pikulski and fixed some macros
introduced in LIDS 1.2.2rc3 as reported by Omo Kazuki. Furthermore,
more comments/explanations have been added to some LIDS functions
to increase code readability, clearity, and maintainability.

Thanks to Samuel Greenfeld, Marcin Pikulski, Omo Kazuki for reporting
the bugs.

--

-- 
Yusuf Wilajati Purna <ywpurna <at> users.sourceforge.net>
1024D/7354A078
Key fingerprint = 7F4F 8433 C65F 3502 BC93  F529 BFDE F939 7354 A078

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- khairul sazaney - | 19 Nov 2004 07:02
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Re: lids-user digest, Vol 1 #872 - 1 msg


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>    1. LIDS 1.2.2rc4 for kernel 2.4.28-rc3 released (Yusuf Wilajati Purna)
>
> --__--__--
>
> Message: 1
> Date: Wed, 17 Nov 2004 01:58:29 +0900
> From: Yusuf Wilajati Purna <ywpurna <at> users.sourceforge.net>
> Reply-To: ywpurna <at> users.sourceforge.net
> To: Lids-Mailinglist <lids-user <at> lists.sourceforge.net>,
>         lids-devel <at> lists.sourceforge.net
> Subject: [lids-user] LIDS 1.2.2rc4 for kernel 2.4.28-rc3 released
>
(Continue reading)

Falk Siemonsmeier | 19 Nov 2004 11:21
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lids and kernel 2.6

Hy,
I tryed to use lids with kernel 2.6 compiled the lidstool and
the kernel. That works, but when I tryed to start lids,
it searched for a file calles lids.postboot.acl.

Can I get anywhere an example lids.postboot.acl ?
I asked google but there was only a japanese page.

Greetings 
Falk
--

-- 
  Falk Siemonsmeier              Phone +49 (0)7071-9457-459
  science + computing ag         FAX   +49 (0)7071-9457-511
  Hagellocher Weg 73-75
  D-72070 Tuebingen              Email: f.Siemonsmeier <at> science-computing.de
  http://www.science-computing.de/solutions/scsecure.html

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Huagang Xie | 20 Nov 2004 09:50

Re: lids and kernel 2.6

 compile the ACLs

 # lidsconf -C 

will genreate the file.

huagang

On Fri, Nov 19, 2004 at 11:21:00AM +0100, Falk Siemonsmeier wrote:
> Hy,
> I tryed to use lids with kernel 2.6 compiled the lidstool and
> the kernel. That works, but when I tryed to start lids,
> it searched for a file calles lids.postboot.acl.
> 
> Can I get anywhere an example lids.postboot.acl ?
> I asked google but there was only a japanese page.
> 
> Greetings 
> Falk
> -- 
>   Falk Siemonsmeier              Phone +49 (0)7071-9457-459
>   science + computing ag         FAX   +49 (0)7071-9457-511
>   Hagellocher Weg 73-75
>   D-72070 Tuebingen              Email: f.Siemonsmeier <at> science-computing.de
>   http://www.science-computing.de/solutions/scsecure.html
> 
> 
> -------------------------------------------------------
> This SF.Net email is sponsored by: InterSystems CACHE
> FREE OODBMS DOWNLOAD - A multidimensional database that combines
(Continue reading)

Omo Kazuki | 22 Nov 2004 05:46
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LIDS on Nikkei-BP book(Japanese)

Hi, all,

Nikkei-BP released "Linux Secure Server" Mook, and it 
include "explanation of LIDS 2.2.0"(I've wroted it).

It is covering how to install LIDS, how to make ACL, 
what is "Stateful ACL", ACL_DISCOVERY, etc.

You can see the picture on
http://itpro.nikkeibp.co.jp/linux/extra/mook/mook10/index.shtml

(Sorry, it is Japanese, but you can see "LIDS" word on Picture.)

Regards,
--

-- 
Omo Kazuki <omok <at> honto.info>
LIDS Japanese document: 
http://www.honto.info/LIDS/index.html

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Falk Siemonsmeier | 22 Nov 2004 09:27
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Re: lids and kernel 2.6

* Huagang Xie <xie <at> www.lids.org> [041120 09:50]:
>  compile the ACLs
> 
>  # lidsconf -C 
> 
> will genreate the file.

ok thanks that was the Problem.
Maybee you or anybody else can help me by an other Problem
with lids. 
I have one rule 
 -A POSTBOOT -o /var/log                            -j APPEND
 and an rule that allows /sbin/init to write to /var/log/wtmp
 -A POSTBOOT -s /sbin/init -o /var/log -j WRITE

but on the boot I always get 
LIDS: init (dev 98:0 inode 1312105) pid 1 ppid 0 uid/gid (0/0) on (NULL tty) : attempt to open wtmp for writin
LIDS_ACL_DISCOVERY:[state 2]1312105:102760448:init:7:0:48:1048579:wtmp:0-0

what have I done wrong?

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Huagang Xie | 22 Nov 2004 10:48

Re: lids and kernel 2.6

sometime, giving "init" the privilege is not a good idea..:).

Try to find out which program being called by "init" to write the wtmp? sometimes, it is a script which the
kernel do not correctly record the script name instead of "init". 

I will work on this to find out what really happen and give you an explanation.

Thanks,
Huagang

On Mon, Nov 22, 2004 at 09:27:15AM +0100, Falk Siemonsmeier wrote:
> * Huagang Xie <xie <at> www.lids.org> [041120 09:50]:
> >  compile the ACLs
> > 
> >  # lidsconf -C 
> > 
> > will genreate the file.
> 
> ok thanks that was the Problem.
> Maybee you or anybody else can help me by an other Problem
> with lids. 
> I have one rule 
>  -A POSTBOOT -o /var/log                            -j APPEND
>  and an rule that allows /sbin/init to write to /var/log/wtmp
>  -A POSTBOOT -s /sbin/init -o /var/log -j WRITE
> 
> but on the boot I always get 
> LIDS: init (dev 98:0 inode 1312105) pid 1 ppid 0 uid/gid (0/0) on (NULL tty) : attempt to open wtmp for writin
> LIDS_ACL_DISCOVERY:[state 2]1312105:102760448:init:7:0:48:1048579:wtmp:0-0
> 
(Continue reading)

Huagang Xie | 22 Nov 2004 10:49

Re: LIDS on Nikkei-BP book(Japanese)

Hello Omo,

Thanks for your excellent work on the Book. It is really great
to hear that!

Thanks,
Huagang

On Mon, Nov 22, 2004 at 01:46:46PM +0900, Omo Kazuki wrote:
> Hi, all,
> 
> Nikkei-BP released "Linux Secure Server" Mook, and it 
> include "explanation of LIDS 2.2.0"(I've wroted it).
> 
> It is covering how to install LIDS, how to make ACL, 
> what is "Stateful ACL", ACL_DISCOVERY, etc.
> 
> You can see the picture on
> http://itpro.nikkeibp.co.jp/linux/extra/mook/mook10/index.shtml
> 
> (Sorry, it is Japanese, but you can see "LIDS" word on Picture.)
> 
> Regards,
> -- 
> Omo Kazuki <omok <at> honto.info>
> LIDS Japanese document: 
> http://www.honto.info/LIDS/index.html
> 
> 
> 
(Continue reading)

Karan Saberwal | 22 Nov 2004 11:41
Picon

RE: LIDS ACLs- Ambiguity

> -----Original Message-----
> From: lids-user-admin <at> lists.sourceforge.net [mailto:lids-user-admin <at> lists.sourceforge.net] On Behalf Of learn lids
> Sent:
Friday, September 24, 2004 11:37 PM
> To: lids-user <at> lists.sourceforge.net
> Subject: [lids-user] LIDS ACLs- Ambiguity

>

> Hi All,

>     I am not clear with how lids handles a list of ACLs. Is it like a firewall, deny all allow only some. I check this scheme, i made /boot/grub as a default rule for    > deny to all. lidsconf -A -o /boot/grub/ -j DENY. Now if i give read access to cat lidsconf -A -s /bin/cat -o /boot/grub/ -j READONLY then it is able to read, but > the same if i try to give vi write access it does not work, lidsconf -A -s /bin/vi -o /boot/grub/ -j WRITE. Also the combination of global READONLY and few    > WRITES also does not work. I am using 2.4.20 and lids 1.1.2rc6.

>      Please advice

 

> Thanks

> Joe

 

Hi Joe

 

I would say that it is not entirely correct to say that the ACLs work like a firewall. Also, some ACLs need to be created earlier than the rest for the indented working of the system (details: available in the archives for the last couple of weeks).

 

Keep in mind that in case of two ACLs referencing an object, the more specific is ACL is enforced. An excellent explanation is available in the following document:

http://www.securityfocus.com/infocus/1496

 

Best Regards,

Karan Saberwal

Research Associate,

Centre for Information and Network Security

University of Pune

(http://cins.unipune.ernet.in )

 

 

-----Original Message-----
From: lids-user-admin <at> lists.sourceforge.net [mailto:lids-user-admin <at> lists.sourceforge.net] On Behalf Of learn lids
Sent:
Friday, September 24, 2004 11:37 PM
To: lids-user <at> lists.sourceforge.net
Subject: [lids-user] LIDS ACLs- Ambiguity

 

Hi All,
       I am not clear with how lids handles a list of ACLs. Is it like a firewall, deny all allow only some. I check this scheme, i made /boot/grub as a default rule for deny to all. lidsconf -A -o /boot/grub/ -j DENY. Now if i give read access to cat lidsconf -A -s /bin/cat -o /boot/grub/ -j READONLY then it is able to read, but the same if i try to give vi write access it does not work, lidsconf -A -s /bin/vi -o /boot/grub/ -j WRITE. Also the combination of global READONLY and few WRITES also does not work. I am using 2.4.20 and lids 1.1.2rc6.

      Please advice

 

Thanks

Joe

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Huagang Xie | 22 Nov 2004 12:02

Re: lids and kernel 2.6

using following rules may help,

 # lidsconf -A POSTBOOT -s /bin/login -o /var/log/wtmp -j WRITE

using "/bin/login" instead of "/bin/init"

huagang

On Mon, Nov 22, 2004 at 09:27:15AM +0100, Falk Siemonsmeier wrote:
> * Huagang Xie <xie <at> www.lids.org> [041120 09:50]:
> >  compile the ACLs
> > 
> >  # lidsconf -C 
> > 
> > will genreate the file.
> 
> ok thanks that was the Problem.
> Maybee you or anybody else can help me by an other Problem
> with lids. 
> I have one rule 
>  -A POSTBOOT -o /var/log                            -j APPEND
>  and an rule that allows /sbin/init to write to /var/log/wtmp
>  -A POSTBOOT -s /sbin/init -o /var/log -j WRITE
> 
> but on the boot I always get 
> LIDS: init (dev 98:0 inode 1312105) pid 1 ppid 0 uid/gid (0/0) on (NULL tty) : attempt to open wtmp for writin
> LIDS_ACL_DISCOVERY:[state 2]1312105:102760448:init:7:0:48:1048579:wtmp:0-0
> 
> what have I done wrong?
> 
> 
> 
> -------------------------------------------------------
> SF email is sponsored by - The IT Product Guide
> Read honest & candid reviews on hundreds of IT Products from real users.
> Discover which products truly live up to the hype. Start reading now. 
> http://productguide.itmanagersjournal.com/
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Gmane