Friday's security updates

Arch Linux has updated lib32-libssh2 (man-in-the-middle).

Debian has updated gajim (message interception) and xerces-c (code execution).

Debian-LTS has updated xerces-c (code execution).

openSUSE has updated libreoffice (13.2: multiple vulnerabilities).

SUSE has updated kernel (SLE 12: multiple vulnerabilities).