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AUSCERT External Security Bulletin Redistribution
ESB-2019.1396
USN-3952-1: Pacemaker vulnerabilities
26 April 2019
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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:
https://usn.ubuntu.com/3952-1/
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
Summary
Several security issues were fixed in Pacemaker.
Software Description
o pacemaker - Cluster resource manager
Details
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
versions:
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.
References
o CVE-2018-16877
o CVE-2018-16878
o CVE-2019-3885
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