[tor-relays] most (>57% cwfr) of the tor network still vulnerable to CVE-2016-8860 - update your relay!

[Alan]

Thanks for the update, my main relay was vulnerable but i've patched it
now to 0.2.8.9.

My Raspberry Pi is running 0.2.5.12 -- is that ok?


> just a reminder since most of the tor network (including some of the
biggest operators) still runs vulnerable relays
>
> https://blog.torproject.org/blog/tor-0289-released-important-fixes
>
>
> Since 2/3 directory authorities removed most vulnerable versions from
their 'recommended versions' you should see a log entry if you run
outdated versions (except if you run 0.2.5.12).
>
>
> It is not possible to reliable determine the exact CW fraction
> affected[1] due to the fact that patches were released that didn't
increase tor's version number.
> Therefore it is also possible that you get log entries even if you run a
patched version (IMHO this hasn't been handled in the most professional
way).
>
>
> Update instructions
>
> Debian/Ubuntu
> ==============
>
> make sure you use the Torproject repository:
> https://www.torproject.org/docs/debian.html.en
>
> (you can also use the debian repository but the Torproject's repo will
provide you with the latest releases)
>
>
> aptitude update && aptitude install tor
>
>
> CentOS/RHEL/Fedora
> ===================
>
> yum install --enablerepo=epel-testing tor
>
>
> FreeBSD
> ============
>
> pkg update
> pkg upgrade
>
> OpenBSD
> ===========
>
> pkg_add -u tor
>
>
> Windows
> ========
>
> No updated binaries available for this platform yet.
>
>
>
>
> [1] as of 2016-10-25 18:00 (onionoo data)
> conservative estimate
> ----------------------
> (counts only 0.2.8.9 and 0.2.9.4-alpha as patched)
> 31% CW fraction patched
>
> optimistic estimate
> -------------------
> (additionally assumes every non-Windows running 0.2.4.27, 0.2.5.12,
0.2.6.10, 0.2.7.6 that restarted since 2016-10-17 is patched):
> 43% CW fraction patched
>
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>