[exim-dev] [Bug 681] New: exim hangs when processing message…

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Autor: Radim Kolar
Data:  
A: exim-dev
Assumpte: [exim-dev] [Bug 681] New: exim hangs when processing message from server with lot of MX records
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http://bugs.exim.org/show_bug.cgi?id=681
           Summary: exim hangs when processing message from server with lot
                    of  MX records
           Product: Exim
           Version: 4.67
          Platform: x86
        OS/Version: FreeBSD
            Status: NEW
          Severity: bug
          Priority: high
         Component: ACLs
        AssignedTo: nigel@???
        ReportedBy: hsn@???
                CC: exim-dev@???



fetchmail: SMTP< 220 sanatana.dharma ESMTP Exim 4.67 Tue, 18 Mar 2008 03:37:28
+0100
fetchmail: SMTP> EHLO sanatana.dharma
fetchmail: SMTP< 250-sanatana.dharma Hello hsn at localhost [127.0.0.1]
fetchmail: SMTP< 250-SIZE 52428800
fetchmail: SMTP< 250-8BITMIME
fetchmail: SMTP< 250-EXPN
fetchmail: SMTP< 250-PIPELINING
fetchmail: SMTP< 250-STARTTLS
fetchmail: SMTP< 250 HELP
fetchmail: SMTP> MAIL FROM:<vee57jo2@???> BODY=7BIT SIZE=2008
[hangs]

i have enabled dns sender checking in exim, can provide more info on request if
there are various types of check.

problematic domain seems to have lot of MX records, most likely some overflow
in
exim. No error messages appears in exim logs.

sanatana% host electronic-atlas.com
electronic-atlas.com has address 207.54.0.111
;; Warning: Message parser reports malformed message packet.
;; Truncated, retrying in TCP mode.
electronic-atlas.com mail is handled by 10 powref.com.
electronic-atlas.com mail is handled by 10 mx2.electronic-atlas.com.
electronic-atlas.com mail is handled by 10 aiywsflant.com.
electronic-atlas.com mail is handled by 10 airsrhraqoopper.com.
electronic-atlas.com mail is handled by 10 mx1.electronic-atlas.com.
electronic-atlas.com mail is handled by 10 www.extrascents.com.
electronic-atlas.com mail is handled by 10 www.dleopoel.com.
electronic-atlas.com mail is handled by 10 shoedouble.com.
electronic-atlas.com mail is handled by 10 ewqitdiet.com.
electronic-atlas.com mail is handled by 10 gadgetgreenshow.com.
electronic-atlas.com mail is handled by 10 gelsedde.com.
electronic-atlas.com mail is handled by 10 ghthyfgmrehun.com.
electronic-atlas.com mail is handled by 10 gihytgyuood.com.
electronic-atlas.com mail is handled by 10 royalvip-game.net.
electronic-atlas.com mail is handled by 10 richcasinoplace.com.
electronic-atlas.com mail is handled by 10 groundturn.com.
electronic-atlas.com mail is handled by 10 growexample.com.
electronic-atlas.com mail is handled by 10 growfell.com.
electronic-atlas.com mail is handled by 10 gruntyewpan.com.
electronic-atlas.com mail is handled by 10 jointhose.com.
electronic-atlas.com mail is handled by 10 kingsworldcasino.net.
electronic-atlas.com mail is handled by 10 ldozfermanner.com.
electronic-atlas.com mail is handled by 10 lozfueoesrtzone.com.
electronic-atlas.com mail is handled by 10 luxhitgaming.net.
electronic-atlas.com mail is handled by 10 rallyefdiiet.com.
electronic-atlas.com mail is handled by 10 materialshort.com.
electronic-atlas.com mail is handled by 10 middleapple.com.
electronic-atlas.com mail is handled by 10 mountstate.com.
electronic-atlas.com mail is handled by 10 nwitvhdiets.com.
electronic-atlas.com mail is handled by 10 ofsince.com.
electronic-atlas.com mail is handled by 10 ogayonly.com.
electronic-atlas.com mail is handled by 10 oyothlights.com.
electronic-atlas.com mail is handled by 10 placerichcasino.net.
electronic-atlas.com mail is handled by 10 pushfamily.com.
electronic-atlas.com mail is handled by 10 www.assidooe.com.
electronic-atlas.com mail is handled by 10 www.awolkem.net.
electronic-atlas.com mail is handled by 10 algstiveok.com.
electronic-atlas.com mail is handled by 10 amizwsir.com.
electronic-atlas.com mail is handled by 10 www.airvasered.com.
electronic-atlas.com mail is handled by 10 woodloud.com.
electronic-atlas.com mail is handled by 10 betweenstory.com.
electronic-atlas.com mail is handled by 10 ciuoalwesbzun.com.
electronic-atlas.com mail is handled by 10 couldletter.com.
electronic-atlas.com mail is handled by 10 createseveral.com.
electronic-atlas.com mail is handled by 10 whensafe.com.
electronic-atlas.com mail is handled by 10 crecrat.com.
electronic-atlas.com mail is handled by 10 anporte.com.
electronic-atlas.com mail is handled by 10 cropcan.com.
electronic-atlas.com mail is handled by 10 cureora.com.
electronic-atlas.com mail is handled by 10 destoal.info.
electronic-atlas.com mail is handled by 10 determineship.com.
electronic-atlas.com mail is handled by 10 discussair.com.
electronic-atlas.com mail is handled by 10 dooropenglass.com.
electronic-atlas.com mail is handled by 10 duringsong.com.
electronic-atlas.com mail is handled by 10 dvelfey.com.
electronic-atlas.com mail is handled by 10 eathok.com.
electronic-atlas.com mail is handled by 10 eheyqeight.com.
electronic-atlas.com mail is handled by 10 anwithahealthlabelz.com.
electronic-atlas.com mail is handled by 10 webnewplaying.net.
electronic-atlas.com mail is handled by 10 topstopcool.com.
electronic-atlas.com mail is handled by 10 aseiyhqwojodia.com.
electronic-atlas.com mail is handled by 10 suddenabove.com.
electronic-atlas.com mail is handled by 10 eightilodds.com.
electronic-atlas.com mail is handled by 10 eitwahyitstyle.com.
electronic-atlas.com mail is handled by 10 enporte.net.
electronic-atlas.com mail is handled by 10 eurocasinoaes.com.
electronic-atlas.com mail is handled by 10 eurocasinoaet.com.
electronic-atlas.com mail is handled by 10 streetbetween.com.
electronic-atlas.com mail is handled by 10 speechhope.com.


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