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Groups > linux.debian.user > #171049

Re: (OT kinda) Newly-discovered TCP flaw

From Hugo Vanwoerkom <hvw59601@care2.com>
Newsgroups linux.debian.user
Subject Re: (OT kinda) Newly-discovered TCP flaw
Date 2016-08-12 23:40 +0200
Message-ID <s5slj-7eH-9@gated-at.bofh.it> (permalink)
References <s50yK-5KE-21@gated-at.bofh.it> <s511M-6al-23@gated-at.bofh.it> <s51l7-6jV-5@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On 08/11/2016 11:46 AM, Curt wrote:
> On 2016-08-11, Reco <recoverym4n@gmail.com> wrote:
>> 	Hi.
>>
>> On Thu, Aug 11, 2016 at 03:55:56PM +0000, Curt wrote:
>>>
>>> http://www.pcworld.com/article/3106180/security/use-the-internet-this-linux-flaw-could-open-you-up-to-attack.html?google_editors_picks=true
>>>
>>> Calling all experts: cause for concern?
>>
>> Debian stable is affected.
>>
>> If you're relying on HTTP or FTP - you're screwed. If you prefer HTTPS
>> and SSH - it does not concern you.
>>
>> To workaround the problem, use (/etc/sysctl.conf is preferred):
>>
>> sysctl -w net.ipv4.tcp_challenge_ack_limit=999999999
>
> Thank you very much for this.
>
>> To solve the problem you should wait until Debian-provided kernels gain
>> a backport for CVE-2016-5696.
>>

And how will one know when to remove this patch? Or rather what effect 
will it have if it never is removed?

Hugo

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Thread

(OT kinda) Newly-discovered TCP flaw Curt <curty@free.fr> - 2016-08-11 18:00 +0200
  Re: (OT kinda) Newly-discovered TCP flaw Reco <recoverym4n@gmail.com> - 2016-08-11 18:30 +0200
    Re: (OT kinda) Newly-discovered TCP flaw Curt <curty@free.fr> - 2016-08-11 18:50 +0200
      Re: (OT kinda) Newly-discovered TCP flaw Hugo Vanwoerkom <hvw59601@care2.com> - 2016-08-12 23:40 +0200
        Re: (OT kinda) Newly-discovered TCP flaw Curt <curty@free.fr> - 2016-08-13 11:10 +0200
          Re: (OT kinda) Newly-discovered TCP flaw Reco <recoverym4n@gmail.com> - 2016-08-13 11:20 +0200
            Re: (OT kinda) Newly-discovered TCP flaw Curt <curty@free.fr> - 2016-08-13 17:20 +0200
          Re: (OT kinda) Newly-discovered TCP flaw Pascal Hambourg <pascal@plouf.fr.eu.org> - 2016-08-13 11:20 +0200
            Re: (OT kinda) Newly-discovered TCP flaw Curt <curty@free.fr> - 2016-08-13 17:20 +0200
        Re: (OT kinda) Newly-discovered TCP flaw Reco <recoverym4n@gmail.com> - 2016-08-13 11:20 +0200
  Re: (OT kinda) Newly-discovered TCP flaw Gene Heskett <gheskett@shentel.net> - 2016-08-11 18:40 +0200
    Re: (OT kinda) Newly-discovered TCP flaw Gene Heskett <gheskett@shentel.net> - 2016-08-11 19:00 +0200
      Re: (OT kinda) Newly-discovered TCP flaw Curt <curty@free.fr> - 2016-08-11 19:30 +0200
    Re: (OT kinda) Newly-discovered TCP flaw Dan Ritter <dsr@randomstring.org> - 2016-08-11 19:00 +0200
    Re: (OT kinda) Newly-discovered TCP flaw Nicolas George <george@nsup.org> - 2016-08-11 19:10 +0200
      Re: (OT kinda) Newly-discovered TCP flaw Gene Heskett <gheskett@shentel.net> - 2016-08-11 20:00 +0200
        Re: (OT kinda) Newly-discovered TCP flaw Doug <dmcgarrett@optonline.net> - 2016-08-11 20:50 +0200
          Re: (OT kinda) Newly-discovered TCP flaw Gene Heskett <gheskett@shentel.net> - 2016-08-11 21:10 +0200
            Re: (OT kinda) Newly-discovered TCP flaw Lisi Reisz <lisi.reisz@gmail.com> - 2016-08-11 21:40 +0200
              Re: (OT kinda) Newly-discovered TCP flaw Joe <joe@jretrading.com> - 2016-08-11 22:10 +0200
                Re: (OT kinda) Newly-discovered TCP flaw deloptes <deloptes@gmail.com> - 2016-08-11 22:40 +0200
                Re: (OT kinda) Newly-discovered TCP flaw Joe <joe@jretrading.com> - 2016-08-11 22:50 +0200
                Re: (OT kinda) Newly-discovered TCP flaw deloptes <deloptes@gmail.com> - 2016-08-12 00:00 +0200
                Re: (OT kinda) Newly-discovered TCP flaw Bob Weber <bobrweber@gmail.com> - 2016-08-12 00:00 +0200
                Re: (OT kinda) Newly-discovered TCP flaw Curt <curty@free.fr> - 2016-08-12 11:00 +0200
                Re: (OT kinda) Newly-discovered TCP flaw Gene Heskett <gheskett@shentel.net> - 2016-08-12 12:00 +0200
                Re: (OT kinda) Newly-discovered TCP flaw deloptes <deloptes@gmail.com> - 2016-08-12 12:50 +0200
                Re: (OT kinda) Newly-discovered TCP flaw Gene Heskett <gheskett@shentel.net> - 2016-08-12 13:30 +0200
                Re: (OT kinda) Newly-discovered TCP flaw deloptes <deloptes@gmail.com> - 2016-08-12 22:30 +0200
                Re: (OT kinda) Newly-discovered TCP flaw Curt <curty@free.fr> - 2016-08-12 14:30 +0200
                Re: (OT kinda) Newly-discovered TCP flaw rhkramer@gmail.com - 2016-08-12 16:50 +0200
                Re: (OT kinda) Newly-discovered TCP flaw Greg Wooledge <wooledg@eeg.ccf.org> - 2016-08-12 17:00 +0200
                Re: (OT kinda) Newly-discovered TCP flaw Pascal Hambourg <pascal@plouf.fr.eu.org> - 2016-08-12 17:20 +0200
                Re: (OT kinda) Newly-discovered TCP flaw Greg Wooledge <wooledg@eeg.ccf.org> - 2016-08-12 17:40 +0200
                Re: (OT kinda) Newly-discovered TCP flaw rhkramer@gmail.com - 2016-08-12 17:40 +0200
                Re: (OT kinda) Newly-discovered TCP flaw "John L. Ries" <jries@salford-systems.com> - 2016-08-12 18:40 +0200
                Re: (OT kinda) Newly-discovered TCP flaw Curt <curty@free.fr> - 2016-08-12 18:10 +0200
                Re: (OT kinda) Newly-discovered TCP flaw Gene Heskett <gheskett@shentel.net> - 2016-08-12 18:00 +0200
                The Debian/Ubuntu/Mint installer was Re: (OT kinda) Newly-discovered TCP flaw Lisi Reisz <lisi.reisz@gmail.com> - 2016-08-13 01:10 +0200
                Re: The Debian/Ubuntu/Mint installer was Re: (OT kinda) Newly-discovered TCP flaw Gene Heskett <gheskett@shentel.net> - 2016-08-13 05:20 +0200
                Re: The Debian/Ubuntu/Mint installer was Re: (OT kinda) Newly-discovered TCP flaw Lisi Reisz <lisi.reisz@gmail.com> - 2016-08-13 10:50 +0200
                Re: (OT kinda) Newly-discovered TCP flaw Gene Heskett <gheskett@shentel.net> - 2016-08-12 05:00 +0200
              Re: (OT kinda) Newly-discovered TCP flaw Gene Heskett <gheskett@shentel.net> - 2016-08-12 04:50 +0200

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