Comment 1 for bug 1677302

Example ACF file attached

w/ 3.16 current

> $ ./bin/linux-x86_64-debug/ascheck bad.acf
> invalid character '#'
> Access Security file error at line 3
> syntax error
> Access Security file error at line 3
> ascheck: Access Security File failed.

With 3.15.3

> $ ascheck bad.acf
> *** buffer overflow detected ***: ascheck terminated
> ======= Backtrace: =========
> /lib/x86_64-linux-gnu/libc.so.6(+0x731af)[0x7fe04440c1af]
> /lib/x86_64-linux-gnu/libc.so.6(__fortify_fail+0x37)[0x7fe044491aa7]
> /lib/x86_64-linux-gnu/libc.so.6(+0xf6cc0)[0x7fe04448fcc0]
> /lib/x86_64-linux-gnu/libc.so.6(+0xf61c9)[0x7fe04448f1c9]
> /lib/x86_64-linux-gnu/libc.so.6(_IO_vfprintf+0x55eb)[0x7fe0443e47ab]
> /lib/x86_64-linux-gnu/libc.so.6(__vsprintf_chk+0x88)[0x7fe04448f258]
> /lib/x86_64-linux-gnu/libc.so.6(__sprintf_chk+0x7d)[0x7fe04448f1ad]
> /usr/lib/x86_64-linux-gnu/libCom.so.3.15.3(+0x2515c)[0x7fe04476915c]
> /usr/lib/x86_64-linux-gnu/libCom.so.3.15.3(asInitialize+0xae0)[0x7fe04476a970]
> /usr/lib/x86_64-linux-gnu/libCom.so.3.15.3(asInitFP+0xb0)[0x7fe04476b180]
> /usr/lib/x86_64-linux-gnu/libCom.so.3.15.3(asInitFile+0x29)[0x7fe04476b239]
> ascheck(main+0x114)[0x400a54]