Use-after-free vulnerability in the socket manager of Impress Remote in LibreOffice 4.x before 4.2.7 and 4.3.x before 4.3.3 allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via a crafted request to TCP port 1599.
http://www.ubuntu.com/usn/USN-2398-1
http://rhn.redhat.com/errata/RHSA-2015-0377.html
http://lists.opensuse.org/opensuse-updates/2014-11/msg00049.html