full-disclosure - Re: Linux kernel exploit

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Date: Fri, 10 Dec 2010 10:14:47 -0200
From: Urlan <urlancomp@...il.com>
To: Jean Pierre Dentone <jdentone@...tax.org>
Cc: bugtraq@...urityfocus.com, full-disclosure@...ts.grok.org.uk,
	leandro_lista@...tari.com.br
Subject: Re: Linux kernel exploit

More one test:

test@...t:~/Downloads$ ./testing
[*] Resolving kernel addresses...
 [+] Resolved econet_ioctl to 0xffffffffa0026610
 [+] Resolved econet_ops to 0xffffffffa0026720
 [+] Resolved commit_creds to 0xffffffff810863c0
 [+] Resolved prepare_kernel_cred to 0xffffffff81086890
[*] Calculating target...
[*] Triggering payload...
[*] Exploit failed to get root.
test@...t:~/Downloads$ uname -a
Linux test 2.6.35-23-generic #41-Ubuntu SMP Wed Nov 24 11:55:36 UTC 2010
x86_64 GNU/Linux

Urlan

2010/12/9 Jean Pierre Dentone <jdentone@...tax.org>

> a few test
>
> [jp@...gtao ~]$ ./extest
> ./extest: error while loading shared libraries: requires glibc 2.5 or
> later dynamic linker
> [jp@...gtao ~]$ uname -r
> 2.6.9-89.0.25.ELsmp
> [jp@...gtao ~]$ cat /etc/redhat-release
> CentOS release 4.8 (Final)
>
> ==================
>
> [jp@...nel ~]$ ./extest
> [*] Failed to open file descriptors.
> [jp@...nel ~]$ uname -r
> 2.6.35.4
> [jp@...nel ~]$ cat /etc/redhat-release
> CentOS release 5.2 (Final)
>
> ==================
>
> [jp@...nel64 ~]$ ./extest
> [*] Failed to open file descriptors.
> [jp@...nel64 ~]$ uname -r
> 2.6.33.1
> [jp@...nel64 ~]$ cat /etc/redhat-release
> CentOS release 5.5 (Final)
>
> On 12/8/2010 4:42 PM, Vadim Grinco wrote:
> > $ ./nelson
> > [*] Failed to open file descriptors.
> > $ uname -r
> > 2.6.35.6-48.fc14.x86_64
> > $ cat /etc/redhat-release
> > Fedora release 14 (Laughlin)
> >
> > But I updated a couple of days ago.
> >
>
> _______________________________________________
> Full-Disclosure - We believe in it.
> Charter: http://lists.grok.org.uk/full-disclosure-charter.html
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>



-- 
_________________________________________________
Urlan Salgado de Barros
MSc. Student in Applied Informatics
Member of NR2 Group
Federal University of Paraná - Curitiba - Brazil
URL: <http://www.nr2.ufpr.br/~urlan>

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_______________________________________________
Full-Disclosure - We believe in it.
Charter: http://lists.grok.org.uk/full-disclosure-charter.html
Hosted and sponsored by Secunia - http://secunia.com/