Security update for tiff

This update for tiff fixes the following issues:

Security issue fixed:

- CVE-2018-10779: TIFFWriteScanline in tif_write.c had a heap-based buffer over-read, as demonstrated by bmp2tiff.(bsc#1092480)
- CVE-2018-17100: There is a int32 overflow in multiply_ms in tools/ppm2tiff.c, which can cause a denial of service (crash) or possibly have unspecified other impact via a crafted image file. (bsc#1108637)
- CVE-2018-17101: There are two out-of-bounds writes in cpTags in tools/tiff2bw.c and tools/pal2rgb.c, which can cause a denial of service (application crash) or possibly have unspecified other impact via a crafted image file. (bsc#1108627)
- CVE-2018-17795: The function t2p_write_pdf in tiff2pdf.c allowed remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted TIFF file, a similar issue to CVE-2017-9935. (bsc#1110358)
- CVE-2018-16335: newoffsets handling in ChopUpSingleUncompressedStrip in tif_dirread.c allowed remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted TIFF file, as demonstrated by tiff2pdf. This is a different vulnerability than CVE-2018-15209. (bsc#1106853)

This update was imported from the SUSE:SLE-15:Update update project.

Fixed bugs
bnc#1092480
VUL-1: CVE-2018-10779: tiff: TIFFWriteScanline in tif_write.c has a heap-based buffer over-read
bnc#1108637
VUL-1: CVE-2018-17100: tiff: int32 overflow in multiply_ms in tools/ppm2tiff.c
bnc#1108627
VUL-1: CVE-2018-17101: tiff: two out-of-bounds writes in cpTags in tools/tiff2bw.c and tools/pal2rgb.c
bnc#1110358
VUL-0: CVE-2018-17795: tiff: The function t2p_write_pdf allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact
bnc#1106853
VUL-1: CVE-2018-16335: tiff: newoffsets handling in ChopUpSingleUncompressedStrip in tif_dirread.c can cause a denial of service (heap-based bufferoverflow)
Selected Binaries
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