ESB-2018.1316 - [Win][UNIX/Linux][Debian] tor: Denial of service - Remote/unauthenticated 2018-05-01

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.1316
                            tor security update
                                1 May 2018

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

Product:           tor
Publisher:         Debian
Operating System:  Debian GNU/Linux 9
                   UNIX variants (UNIX, Linux, OSX)
                   Windows
Impact/Access:     Denial of Service -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-0490  

Original Bulletin: 
   http://www.debian.org/security/2018/dsa-4183

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-4183-1                   security@debian.org
https://www.debian.org/security/                     Salvatore Bonaccorso
April 28, 2018                        https://www.debian.org/security/faq
- - -------------------------------------------------------------------------

Package        : tor
CVE ID         : CVE-2018-0490

It has been discovered that Tor, a connection-based low-latency
anonymous communication system, contains a protocol-list handling bug
that could be used to remotely crash directory authorities with a
null-pointer exception (TROVE-2018-001).

For the stable distribution (stretch), this problem has been fixed in
version 0.2.9.15-1.

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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