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Date: Tue, 24 Oct 2006 13:00:44 GMT
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To: freebsd-bugs@FreeBSD.org
From: Maxim Konovalov <maxim@macomnet.ru>
Cc: 
Subject: Re: misc/104747: read of data 
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The following reply was made to PR misc/104747; it has been noted by GNATS.

From: Maxim Konovalov <maxim@macomnet.ru>
To: Vladimir <worms@inbox.ru>
Cc: bug-followup@freebsd.org
Subject: Re: misc/104747: read of data 
Date: Tue, 24 Oct 2006 16:58:02 +0400 (MSD)

 On Tue, 24 Oct 2006, 12:35-0000, Vladimir wrote:
 
 >
 > >Number:         104747
 > >Category:       misc
 > >Synopsis:       read of data
 > >Confidential:   no
 > >Severity:       serious
 > >Priority:       high
 > >Responsible:    freebsd-bugs
 > >State:          open
 > >Quarter:
 > >Keywords:
 > >Date-Required:
 > >Class:          sw-bug
 > >Submitter-Id:   current-users
 > >Arrival-Date:   Tue Oct 24 12:40:15 GMT 2006
 > >Closed-Date:
 > >Last-Modified:
 > >Originator:     Vladimir
 > >Release:        5.X 6.X
 > >Organization:
 > Alpenbau
 > >Environment:
 > DDoS
 > >Description:
 > /* FreeBSD cvs commit: src/sys/ufs/ufs/ufs_vnops.c maxim 2006-05-31 13:15:29 UTC
 >    Log: According to POSIX, the result of ftruncate(2) is unspecified
 >    for file types other than VREG, VDIR and shared memory objects.
 >    We already handle VREG, VLNK and VDIR cases.  Silently ignore
 >    truncate requests for all the rest. PR kern/98064
 >    it out in '06 !"#%&%(20061013)(="#"!
 >    tested on FreeBSD 6.0-RELEASE-p5, 6.1-RELEASE-p10 (latest at the time of writing) - it just makes the system reboot, and with a bit of luck fucks up the filesystem.   that sort of makes this 0day local freebsd denial of service for non-CURRENT or whatever.
 >    usage: ./run me
 > */
 
 We fixed this bug in HEAD, RELENG_6 and therefore in upcoming
 6.2-RELEASE.  Could you please clarify your point a bit more?
 
 -- 
 Maxim Konovalov