Vulnerability Development mailing list archives

Re: Segfault in login on debian potatoR2


From: "J. Kamer" <jur () BLAAT NL>
Date: Sat, 10 Mar 2001 11:18:44 +0100

On Fri, Mar 09, 2001 at 04:04:11PM -0800, Mike Fedyk wrote:
I don't know if this could be exploited is any way, but here's something
that I've seen.  This is on x86 on two machines and a ppc g3.

#su
#login
login:
^D
Segmentation fault

jur@obiwan:~$ su
Password:
root@obiwan:/home/users/jur# login
obiwan login: ^D
Login incorrect

obiwan login: ^D
Login incorrect

obiwan login: ^C
root@obiwan:/home/users/jur#

Doesn't seem to work for me. This is a PowerMac 8200/120 (ppc) box:

jur@obiwan:~$ cat /etc/debian_version
testing/unstable
jur@obiwan:~$ uname -a
Linux obiwan 2.2.17 #1 Sat Aug 5 14:52:01 CEST 2000 ppc unknown
jur@obiwan:~$ dpkg -l login | grep login
ii  login          20000902-2     System login tools

Greetings,

Jurriaan
--
::::: Jurriaan Kamer, QaJurria, jur () blaat nl, http://www.blaat.nl/ ::::::
; Perl, PHP, MySQL, HTML, Webdesign, JavaScript, Security Consultancy   ;
; God is real, unless declared integer. vim -c :1,\$s/Windows\ NT//gi * ;
; perl -e 'print pack(c5,(41*2),sqrt(7056),(unpack(c,H)-2),oct(115),10);'


Current thread: