Log Message:
patches from
ftp://invisible-island.net/ncurses/6.0/ncurses-6.0-20170701.patch.gz
+ add/improve checks in tic's parser to address invalid input
 (Redhat #1464684, #1464685, #1464686, #1464691).
 + alloc_entry.c, add a check for a null-pointer.
 + parse_entry.c, add several checks for valid pointers as well as
   one check to ensure that a single character on a line is not
   treated as the 2-character termcap short-name.

that's CVE-2017-10684 CVE-2017-10685 CVE-2017-11112 CVE-2017-11113