https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110579
--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> --- All of these FORTIFY issues have been fixed for a long time now (over 10 years). Why are you trying to use an old version of gnu tar? e.g. https://lists.gnu.org/archive/html/bug-tar/2010-02/msg00010.html