Re: dip 3.3.7p-overflow

From: Marcin Marszalek (mmmadat_private)
Date: Tue Jul 10 2001 - 02:08:58 PDT

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    On Mon, 9 Jul 2001, sebi hegi wrote:

> Hi!
> After doing a check on my SuSE linux 7.0 x86 i found something interesting:
>
> hegi@faust:~ > ls -la /usr/sbin/dip
> -rwsr-xr--   1 root     dialout     62056 Jul 29  2000 /usr/sbin/dip
>
> DIP: Dialup IP Protocol Driver version 3.3.7p-uri (25 Dec 96)
> Written by Fred N. van Kempen, MicroWalt Corporation.

> (gdb) run -k -l `perl -e 'print "a" x 130 '`
> Starting program: /usr/sbin/dip -k -l `perl -e 'print "a" x 130 '`
> DIP: Dialup IP Protocol Driver version 3.3.7p-uri (25 Dec 96)
> Written by Fred N. van Kempen, MicroWalt Corporation.
>
> DIP: cannot open /var/lock/LCK..aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa: Datei oder Verzeichnis nicht gefunden
>
> Program received signal SIGSEGV, Segmentation fault.
> 0x61616161 in ?? ()

The same packet and problem is on SuSe 7.1 and RedHat 6.2. I don't have
SuSe 7.2 to check.

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