USN-3472-1: LibreOffice vulnerabilities

Ubuntu Security Notice USN-3472-1

2nd November, 2017

libreoffice vulnerabilities

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

  • Ubuntu 14.04 LTS

Summary

LibreOffice could be made to crash or run programs as your login if it opened a specially crafted file.

Software description

  • libreoffice - Office productivity suite

Details

Marcin Noga discovered that LibreOffice incorrectly handled PPT documents.
If a user were tricked into opening a specially crafted PPT document, a
remote attacker could cause LibreOffice to crash, and possibly execute
arbitrary code. (CVE-2017-12607)

Marcin Noga discovered that LibreOffice incorrectly handled Word documents.
If a user were tricked into opening a specially crafted Word document, a
remote attacker could cause LibreOffice to crash, and possibly execute
arbitrary code. (CVE-2017-12608)

Update instructions

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

Ubuntu 14.04 LTS:
libreoffice-core 1:4.2.8-0ubuntu5.2

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-2017-12607, CVE-2017-12608