automount 5.0.8, when a program map uses certain interpreted languages, uses the calling user’s USER and HOME environment variable values instead of the values for the user used to run the mapped program, which allows local users to gain privileges via a Trojan horse program in the user home directory.
lists.opensuse.org/opensuse-updates/2015-03/msg00033.html
rhn.redhat.com/errata/RHSA-2015-1344.html
www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
www.securityfocus.com/bid/73211
www.ubuntu.com/usn/USN-2579-1
bugzilla.redhat.com/show_bug.cgi?id=1192565
bugzilla.suse.com/show_bug.cgi?id=917977