#2311 global-buffer-overflow

[lxumei]

1. install the latest gnuplot
2. run the command gnuplot < poc6, where poc6 is the attached file
3. stacktrace

#2  0x000000000081da19 in do_enh_writec ()
#3  0x000000000081e1fa in enhanced_recursion ()
#4  0x0000000000895597 in ENHemf_put_text ()
#5  0x000000000080f868 in write_multiline ()
#6  0x0000000000549844 in do_key_sample ()
#7  0x000000000062cc69 in do_plot ()
#8  0x00000000006fae52 in eval_plots ()
#9  0x00000000006e63e2 in plotrequest ()
#10 0x0000000000564587 in plot_command ()
#11 0x000000000055bb98 in command ()
#12 0x000000000055b4fb in do_line ()
#13 0x0000000000559d91 in com_line ()
#14 0x00000000006e3a5d in main ()
#15 0x00007ffff687eb97 in __libc_start_main (main=0x6e2440 <main>, argc=0x1, argv=0x7fffffffe398, init=<optimized out>,
    fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffffffe388) at ../csu/libc-start.c:310
#16 0x000000000041b8aa in _start ()