A null pointer dereference occurs in the function TIFFPrintDirectory in tif_print.c in LibTIFF before 4.0.10 when using the tiffinfo tool to print crafted TIFF information.
A null pointer dereference occurs in the function TIFFPrintDirectory in tif_print.c in LibTIFF before 4.0.10 when using the tiffinfo tool to print crafted TIFF information.
https://gitlab.com/libtiff/libtiff/commit/be4c85b16e8801a16eec25e80eb9f3dd6a96731b
This affects an earlier part of the TIFFPrintDirectory function that was not addressed by the CVE-2017-18013 patch.