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             AUSCERT External Security Bulletin Redistribution

                   USN-3952-1: Pacemaker vulnerabilities
                               26 April 2019


        AusCERT Security Bulletin Summary

Product:           pacemaker
Publisher:         Ubuntu
Operating System:  Ubuntu
                   UNIX variants (UNIX, Linux, OSX)
Impact/Access:     Increased Privileges     -- Existing Account
                   Denial of Service        -- Existing Account
                   Access Confidential Data -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-3885 CVE-2018-16878 CVE-2018-16877

Original Bulletin: 

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

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USN-3952-1: Pacemaker vulnerabilities
23 April 2019

pacemaker vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:

  o Ubuntu 19.04
  o Ubuntu 18.10
  o Ubuntu 18.04 LTS
  o Ubuntu 16.04 LTS


Several security issues were fixed in Pacemaker.

Software Description

  o pacemaker - Cluster resource manager


Jan PokornA1/2 discovered that Pacemaker incorrectly handled client-server
authentication. A local attacker could possibly use this issue to escalate
privileges. (CVE-2018-16877)

Jan PokornA1/2 discovered that Pacemaker incorrectly handled certain
verifications. A local attacker could possibly use this issue to cause a denial
of service. (CVE-2018-16878)

Jan PokornA1/2 discovered that Pacemaker incorrectly handled certain memory
operations. A local attacker could possibly use this issue to obtain sensitive
information in log outputs. This issue only applied to Ubuntu 18.04 LTS, Ubuntu
18.10, and Ubuntu 19.04. (CVE-2019-3885)

Update instructions

The problem can be corrected by updating your system to the following package

Ubuntu 19.04
    pacemaker - 1.1.18-2ubuntu1.19.04.1
Ubuntu 18.10
    pacemaker - 1.1.18-2ubuntu1.18.10.1
Ubuntu 18.04 LTS
    pacemaker - 1.1.18-0ubuntu1.1
Ubuntu 16.04 LTS
    pacemaker - 1.1.14-2ubuntu1.6

To update your system, please follow these instructions: https://
wiki.ubuntu.com/Security/Upgrades .

In general, a standard system update will make all the necessary changes.


  o CVE-2018-16877
  o CVE-2018-16878
  o CVE-2019-3885

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