Cyrus-sasl Digest, Vol 125, Issue 1

[bang yasri]

Thanks
Pada 21 Mar 2016 23:00 PM, <cyrus-sasl-request at lists.andrew.cmu.edu>
menulis:

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>    1. Re: Bug in cyrus-sasl with GSSAPI, encoded packet size too
>       big (4156 > 4096) (Jakub Jelen)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Mon, 21 Mar 2016 16:19:50 +0100
> From: Jakub Jelen <jjelen at redhat.com>
> To: Matt Hoyle <mtt.hoyle at gmail.com>, Quanah Gibson-Mount
>         <quanah at zimbra.com>, cyrus-sasl at lists.andrew.cmu.edu
> Subject: Re: Bug in cyrus-sasl with GSSAPI, encoded packet size too
>         big (4156 > 4096)
> Message-ID: <56F01116.2010009 at redhat.com>
> Content-Type: text/plain; charset=windows-1252; format=flowed
>
> On 02/08/2016 05:55 PM, Matt Hoyle via Cyrus-sasl wrote:
> > Sorry, I completely forgot the link:
> > https://bugzilla.redhat.com/show_bug.cgi?id=1205878
> >
> > On 02/08/2016 11:45 AM, Quanah Gibson-Mount wrote:
> >> --On Monday, February 08, 2016 10:22 AM -0500 Matt Hoyle via
> >> Cyrus-sasl <cyrus-sasl at lists.andrew.cmu.edu> wrote:
> >>
> >>> Please view my bug submitted to RedHat for more details on my setup and
> >>> configuration. At this point they would like the cyrus-sasl devs to
> >>> take
> >>> a look and see if they can help in any way.
> >>
> >> Then I would suggest you provide a link to the bug you filed with RH.
> Hi all cyrus (sasl) fans,
>
> I spent quite some time playing with this environment and I am able to
> reproduce the bug also in my environment. But frankly I ran out of ideas
> where to look and to debug the problem further.
>
> We have workaround patch, which makes it working somehow (thanks Matt),
> but I would personally like to understand what is going on there. For
> somebody better versed in GSSAPI or SASL protocol, it might be obvious.
> On first sight it looks like somehow messed up message size, but it is
> fixed by setting "proper" sasldata/input_token/qop during connection
> initialization.
>
> Basically connections using GSSAPI between server
>
>      (cyrus-master)-lmtpd
> and clients
>      (postfix)-lmtp
>      (cyrus-impad)-deliver
>
> ends with the above message "encoded packet size too big (4156 > 4096)".
> Always with the same numbers.
>
> See the above linked bugzilla for more details, debug information,
> configuration. I would be glad for every idea where else or how to look
> further. No complete solution required :)
>
> Thanks for reading up to here.
>
> Kind regards,
>
> --
> Jakub Jelen
> Security Technologies
> Red Hat
>
>
>
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> ------------------------------
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> End of Cyrus-sasl Digest, Vol 125, Issue 1
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