Re: [zeromq-dev] Remote code execution in libzmq 4.2.0 -> 4.3.0

2019-01-14 Thread Luca Boccassi
On Sat, 2019-01-12 at 18:40 +, Luca Boccassi wrote:
> Hi,
> 
> Please note that a remote execution vulnerability has been uncovered,
> it affects all versions of libzmq from 4.2.0 up to and including
> 4.3.0.
> 
> Users deploying with ASLR and/or CURVE/GSSAPI are not affected.
> Deployments of public endpoints without any of those mitigations are
> strongly encouraged to update as soon as possible.
> 
> See release announcement for details and links:
> 
> https://lists.zeromq.org/pipermail/zeromq-announce/2019-January/5
> 8.html

This issue has been assigned CVE-2019-6250.

-- 
Kind regards,
Luca Boccassi

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Re: [zeromq-dev] Remote code execution in libzmq 4.2.0 -> 4.3.0

2019-01-13 Thread Luca Boccassi
Hi,

I already provided patches for the main LTS distributions that ship
older affected versions.

For users doing their own deployments, there is no reason to hold back.
4.3.1 is fully API and ABI compatible all the way back to 4.1.x, there
were no major changes. Therefore I am not going to fork 4.2.x in the
upstream repository.

If users want to manually patch older versions, the one-line patches I
prepared can be found on the following bug trackers:

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=919098 (4.2.1)
https://bugs.launchpad.net/suse/+source/zeromq/+bug/1811531 (4.2.5)
https://bugzilla.opensuse.org/show_bug.cgi?id=1121717 (4.2.2 and 4.2.3)

On Sat, 2019-01-12 at 15:23 -0500, Trevor Bernard wrote:
> Is would be prudent to also back port that RCE fix to 4.2.x
> 
> -Trev
> 
> On Sat, Jan 12, 2019 at 1:44 PM Luca Boccassi  m> wrote:
> > 
> > Hi,
> > 
> > Please note that a remote execution vulnerability has been
> > uncovered,
> > it affects all versions of libzmq from 4.2.0 up to and including
> > 4.3.0.
> > 
> > Users deploying with ASLR and/or CURVE/GSSAPI are not affected.
> > Deployments of public endpoints without any of those mitigations
> > are
> > strongly encouraged to update as soon as possible.
> > 
> > See release announcement for details and links:
> > 
> > https://lists.zeromq.org/pipermail/zeromq-announce/2019-January/000
> > 058.html
> > 
> > --
> > Kind regards,
> > Luca Boccassi___
> > zeromq-dev mailing list
> > zeromq-dev@lists.zeromq.org
> > https://lists.zeromq.org/mailman/listinfo/zeromq-dev
> 
> ___
> zeromq-dev mailing list
> zeromq-dev@lists.zeromq.org
> https://lists.zeromq.org/mailman/listinfo/zeromq-dev
-- 
Kind regards,
Luca Boccassi

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Re: [zeromq-dev] Remote code execution in libzmq 4.2.0 -> 4.3.0

2019-01-12 Thread Trevor Bernard
Is would be prudent to also back port that RCE fix to 4.2.x

-Trev

On Sat, Jan 12, 2019 at 1:44 PM Luca Boccassi  wrote:
>
> Hi,
>
> Please note that a remote execution vulnerability has been uncovered,
> it affects all versions of libzmq from 4.2.0 up to and including 4.3.0.
>
> Users deploying with ASLR and/or CURVE/GSSAPI are not affected.
> Deployments of public endpoints without any of those mitigations are
> strongly encouraged to update as soon as possible.
>
> See release announcement for details and links:
>
> https://lists.zeromq.org/pipermail/zeromq-announce/2019-January/58.html
>
> --
> Kind regards,
> Luca Boccassi___
> zeromq-dev mailing list
> zeromq-dev@lists.zeromq.org
> https://lists.zeromq.org/mailman/listinfo/zeromq-dev
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[zeromq-dev] Remote code execution in libzmq 4.2.0 -> 4.3.0

2019-01-12 Thread Luca Boccassi
Hi,

Please note that a remote execution vulnerability has been uncovered,
it affects all versions of libzmq from 4.2.0 up to and including 4.3.0.

Users deploying with ASLR and/or CURVE/GSSAPI are not affected.
Deployments of public endpoints without any of those mitigations are
strongly encouraged to update as soon as possible.

See release announcement for details and links:

https://lists.zeromq.org/pipermail/zeromq-announce/2019-January/58.html

-- 
Kind regards,
Luca Boccassi

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