LibreOffice before 4.4.5 and Apache OpenOffice before 4.1.2 uses the stored LinkUpdateMode configuration information in OpenDocument Format files and templates when handling links, which might allow remote attackers to obtain sensitive information via a crafted document, which embeds data from local files into (1) Calc or (2) Writer.
http://www.debian.org/security/2015/dsa-3394
http://www.ubuntu.com/usn/USN-2793-1
http://www.openoffice.org/security/cves/CVE-2015-4551.html
http://www.securitytracker.com/id/1034091
http://www.libreoffice.org/about-us/security/advisories/cve-2015-4551/
http://www.securitytracker.com/id/1034085
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
http://www.securityfocus.com/bid/77486
https://security.gentoo.org/glsa/201603-05