*** This bug is a security vulnerability ***

Public security bug reported:

Hi,

Sorry to create deliberately a duplicate, but even if original bug was
assigned I'm not sure who receive all the updates and I can't modify the
existing one to declare it as security concerned, now:

https://bugs.launchpad.net/bugs/1485365

A critical vulnerability has just been patched against DRDoS in the
BitTorrent ecosystem, regarding libtorrent-rasterbar library.

As Debian package has already been updated in experimental:
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=785676

I guess it should be easy now for Ubuntu to make version 1.0.6 with the
fix available for all distributions, as clients such Deluge and
qBitTorrent depend from libtorrent-rasterbar.

Transmission seems not concerned:
https://trac.transmissionbt.com/ticket/5984

And Vuze is working on it, package will have to be updated short after
their next release: http://forum.vuze.com/Thread-Update-Vuze-with-
libuTP-patch-to-correct-bug-allowing-DRDoS-attacks

Here are data on this bug:
http://blog.bittorrent.com/2015/08/27/mitigating-drdos-vulnerability-in-the-bittorrent-ecosystem/
https://github.com/arvidn/libtorrent/commit/677e64275405a3a2fd9017c8b4c51f9cc5e0a2e1
http://www.researchgate.net/publication/280878634_P2P_File-Sharing_in_Hell_Exploiting_BitTorrent_Vulnerabilities_to_Launch_Distributed_Reflective_DoS_Attacks

Thanks and best regards,

Xavier Guillot

** Affects: libtorrent-rasterbar (Ubuntu)
     Importance: Undecided
         Status: Confirmed


** Tags: upgrade-software-version

** Information type changed from Private Security to Public Security

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https://bugs.launchpad.net/bugs/1490250

Title:
  Update libtorrent-rasterbar to 1.0.6 - Fix DRDoS critical bug

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