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Ubuntu Security Notice USN-3579-1
February 21, 2018
libreoffice vulnerability
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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 versions:
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
After a standard system update you need to restart LibreOffice to make
all the necessary changes.
References:
https://www.ubuntu.com/usn/usn-3579-1
CVE-2018-6871
Package Information:
https://launchpad.net/ubuntu/+source/libreoffice/1:5.4.5-0ubuntu0.17.10.1
https://launchpad.net/ubuntu/+source/libreoffice/1:5.1.6~rc2-0ubuntu1~xenial3
https://launchpad.net/ubuntu/+source/libreoffice/1:4.2.8-0ubuntu5.3
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