Bugtraq mailing list archives
Re: Fwd: Any user can panic OpenBSD machine
From: cschuber () PASSER OSG GOV BC CA (Cy Schubert)
Date: Tue, 28 Jul 1998 13:41:59 -0700
On Mon, 27 Jul 1998, Theo de Raadt wrote:Whoopty doo -- another way to crash another operating system has been reported. This is twice now that a 'local' OpenBSD crash has made it to bugtraq as if it were a typical exploit. Does this now mean bugtraq is open ground for reporting any way to crash a multiuser operating system? I bet there are plenty of ways to crash any operating system, if you have a local account.There are operating systems -- KeyKOS and MVS, for example -- in which making this impossible is an explicit design goal. I do not believe there are any known local-DoS exploits for either of these two OSes.
There have been no published MVS exploits, however I have seen two exploits over the years and one TSO UADS exploit (pre-RACF/ACF2/Top Secret). Regarding exploits of locally written APF authorized programs, I've only seen one. What makes MVS (and VM) so impervious to attack is that the S/390 hardware doesn't rely on a stack, making effective buffer overruns considerably more difficult. (A little off topic :) Regards, Phone: (250)387-8437 Cy Schubert Fax: (250)387-5766 Open Systems Group Internet: cschuber () uumail gov bc ca ITSD Cy.Schubert () gems8 gov bc ca Government of BC
Current thread:
- Re: Fwd: Any user can panic OpenBSD machine, (continued)
- Re: Fwd: Any user can panic OpenBSD machine Perry E. Metzger (Jul 28)
- Re: Fwd: Any user can panic OpenBSD machine Theo de Raadt (Jul 28)
- Re: Fwd: Any user can panic OpenBSD machine Perry E. Metzger (Jul 28)
- Re: Fwd: Any user can panic OpenBSD machine Alfred Huger (Jul 28)
- Re: Fwd: Any user can panic OpenBSD machine Perry E. Metzger (Jul 28)
- CERT Vendor-Initiated Bulletin VB-98.07 - OpenVMS.LOGINOUT (fwd) Phillip R. Jaenke (Jul 28)
- Re: Fwd: Any user can panic OpenBSD machine Timothy J Luoma (Jul 28)
- Re: Fwd: Any user can panic OpenBSD machine David Maxwell (Jul 28)
- Re: Fwd: Any user can panic OpenBSD machine Theo de Raadt (Jul 27)
- Re: Fwd: Any user can panic OpenBSD machine Kragen (Jul 28)
- Re: Fwd: Any user can panic OpenBSD machine Cy Schubert (Jul 28)
- Re: Fwd: Any user can panic OpenBSD machine Peter W (Jul 28)
- Re: Fwd: Any user can panic OpenBSD machine Kragen (Jul 28)
- Re: Fwd: Any user can panic OpenBSD machine Michael Jennings (Jul 28)
- Re: Fwd: Any user can panic OpenBSD machine Theo de Raadt (Jul 28)
- Re: Fwd: Any user can panic OpenBSD machine Michael Jennings (Jul 28)
- Re: Fwd: Any user can panic OpenBSD machine Theo de Raadt (Jul 28)
- Re: Fwd: Any user can panic OpenBSD machine Michael Jennings (Jul 28)
- Re: Fwd: Any user can panic OpenBSD machine Perry E. Metzger (Jul 28)
- Re: Fwd: Any user can panic OpenBSD machine Perry E. Metzger (Jul 27)
- Re: Fwd: Any user can panic OpenBSD machine Chris Wedgwood (Jul 27)