From owner-freebsd-security Thu May 6 14:16:47 1999 Delivered-To: freebsd-security@freebsd.org Received: from silver.teardrop.net (silver.teardrop.net [216.155.28.66]) by hub.freebsd.org (Postfix) with ESMTP id 28EE215A82 for ; Thu, 6 May 1999 14:16:44 -0700 (PDT) (envelope-from sno@teardrop.org) Received: from localhost (sno@localhost) by silver.teardrop.net (8.9.2/8.9.2) with SMTP id RAA93863; Thu, 6 May 1999 17:16:38 -0400 (EDT) (envelope-from sno@teardrop.org) Date: Thu, 6 May 1999 17:16:38 -0400 (EDT) From: James Snow X-Sender: sno@silver.teardrop.net To: Wojtek Cc: freebsd-security@FreeBSD.ORG Subject: Re: KKIS.05051999.003b (fwd) In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-security@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org On Thu, 6 May 1999, Wojtek wrote: > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~[ Description ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > As you know, "The UNIX-domain protocol family is a collection of protocols > that provides local interprocess communication through the normal socket > mechanism. It supports the SOCK_STREAM and SOCK_DGRAM soceket types and uses > filesystem pathnames for addressing." > The SOCK_STREAM sockets also supports the communication of UNIX file > descriptors through the use of functions sendmsg() and recvmsg(). > While testing UNIX-domain protocols, we have found probable bug in > FreeBSD's implementation of this mechanism. > When we had run attached example on FreeBSD-3.0 as local user, system > had crashed imediatelly with error "Supervisor read, page not present" > in kernel mode. FWIW, I'm running this a 3.1-R box as we speak, and am using said box to ssh to this box and write this message. Other than causing the following problem: ls: .: Too many open files in system it doesn't appear to be doing anything to me. So, 3.1 is in the clear, it seems. -sno o - - - - - - - - - - - - - o - - - - - - - - - - - - o | We live in the short term | sno at teardrop dot org | | and hope for the best. | I am Geek. Hear me ^G | o - - - - - - - - - - - - - o - - - - - - - - - - - - o To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message