Security update for tiff (important)

This update for tiff to version 4.0.9 fixes the following issues:

Security issues fixed:

• CVE-2014-8128: Fix out-of-bounds read with malformed TIFF image in
  multiple tools (bsc#969783).
• CVE-2015-7554: Fix invalid write in tiffsplit / _TIFFVGetField
  (bsc#960341).
• CVE-2016-10095: Fix stack-based buffer overflow in _TIFFVGetField
  (tif_dir.c) (bsc#1017690).
• CVE-2016-5318: Fix stackoverflow in thumbnail (bsc#983436).
• CVE-2017-16232: Fix memory-based DoS in tiff2bw (bsc#1069213).

This update was imported from the SUSE:SLE-12:Update update project.