ESB-2017.3084 - [Win][UNIX/Linux][Debian] tor: Multiple vulnerabilities 2017-12-04

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2017.3084
                            tor security update
                              4 December 2017

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           tor
Publisher:         Debian
Operating System:  Debian GNU/Linux 8
                   Debian GNU/Linux 9
                   UNIX variants (UNIX, Linux, OSX)
                   Windows
Impact/Access:     Denial of Service -- Remote/Unauthenticated
                   Reduced Security  -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-8823 CVE-2017-8822 CVE-2017-8821
                   CVE-2017-8820 CVE-2017-8819 

Original Bulletin: 
   http://www.debian.org/security/2017/dsa-4054

Comment: This advisory references vulnerabilities in products which run on 
         platforms other than Debian. It is recommended that administrators 
         running tor check for an updated version of the software for their 
         operating system.

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Debian Security Advisory DSA-4054-1                   security@debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
December 03, 2017                     https://www.debian.org/security/faq
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Package        : tor
CVE ID         : CVE-2017-8819 CVE-2017-8820 CVE-2017-8821 CVE-2017-8822 
                 CVE-2017-8823

Multiple vulnerabilities have been found in Tor, a connection-based
low-latency anonymous communication system.

For the oldstable distribution (jessie), these problems have been fixed
in version 0.2.5.16-1.

For the stable distribution (stretch), these problems have been fixed in
version 0.2.9.14-1.

We recommend that you upgrade your tor packages.

For the detailed security status of tor please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/tor

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org
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