There is a NULL Pointer Dereference in the function ll_insert() of the libpspp library in GNU PSPP before 0.11.0. For example, a crash was observed within the library code when attempting to convert invalid SPSS data into CSV format. A crafted input will lead to a remote denial of service attack.
http://www.securityfocus.com/bid/99385
http://lists.gnu.org/archive/html/pspp-announce/2017-08/msg00000.html