A vulnerability was found in LibTIFF. It has been classified as critical. This affects the function TIFFReadRGBATileExt of the file libtiff/tif_getimage.c. The manipulation leads to integer overflow. It is possible to initiate the attack remotely.
Created libtiff tracking bugs for this issue:
Affects: fedora-all [bug 2148919]
Setting UI:R, because, in order to open/pass the specially crafted TIFF file, the user interaction is must.