Ubuntu Security Update USN-3579-1: LibreOffice vulnerability

[LinuxBot]

Ubuntu Security Notice USN-3579-1


21st February, 2018

libreoffice vulnerability


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

• Ubuntu 17.10
• Ubuntu 16.04 LTS
• Ubuntu 14.04 LTS

Summary


LibreOffice would allow unintended access to files over the network.

Software description

• libreoffice - Office productivity suite

Details


It was discovered that =WEBSERVICE calls in a document could be used to
read arbitrary files. If a user were tricked in to opening a specially
crafted document, a remote attacker could exploit this to obtain sensitive
information. (CVE-2018-6871)

Update instructions


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

Ubuntu 17.10:
libreoffice-core 1:5.4.5-0ubuntu0.17.10.1
Ubuntu 16.04 LTS:
libreoffice-core 1:5.1.6~rc2-0ubuntu1~xenial3
Ubuntu 14.04 LTS:
libreoffice-core 1:4.2.8-0ubuntu5.3

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

After a standard system update you need to restart LibreOffice to make
all the necessary changes.

References


CVE-2018-6871

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