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Ubuntu Security Notice USN-3883-1
February 06, 2019

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

- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

Several security issues were fixed in LibreOffice.

Software Description:
- libreoffice: Office productivity suite

Details:

It was discovered that LibreOffice incorrectly handled certain document
files. If a user were tricked into opening a specially crafted document, a
remote attacker could cause LibreOffice to crash, and possibly execute
arbitrary code. (CVE-2018-10119, CVE-2018-10120, CVE-2018-11790)

It was discovered that LibreOffice incorrectly handled embedded SMB
connections in document files. If a user were tricked in to opening a
specially crafted document, a remote attacker could possibly exploit this
to obtain sensitive information. (CVE-2018-10583)

Alex InfA1/4hr discovered that LibreOffice incorrectly handled embedded
scripts in document files. If a user were tricked into opening a specially
crafted document, a remote attacker could possibly execute arbitrary code.
(CVE-2018-16858)

Update instructions:

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

Ubuntu 16.04 LTS:
  libreoffice-core                1:5.1.6~rc2-0ubuntu1~xenial6

Ubuntu 14.04 LTS:
  libreoffice-core                1:4.2.8-0ubuntu5.5

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

References:
  https://usn.ubuntu.com/usn/usn-3883-1
  CVE-2018-10119, CVE-2018-10120, CVE-2018-10583, CVE-2018-11790,
  CVE-2018-16858

Package Information:
  https://launchpad.net/ubuntu/+source/libreoffice/1:5.1.6~rc2-0ubuntu1~xenial6
  https://launchpad.net/ubuntu/+source/libreoffice/1:4.2.8-0ubuntu5.5