An exploitable remote code execution vulnerability exists in the handling of TIFF images in LibTIFF version 4.0.6. A crafted TIFF document can lead to a type confusion vulnerability resulting in remote code execution. This vulnerability can be triggered via a TIFF file delivered to the application using LibTIFF's tag extension functionality.
An exploitable out of bounds write exists in the handling of compressed TIFF images in ImageMagicks's convert utility. A crafted TIFF document can lead to an out of bounds write which in particular circumstances could be leveraged into remote code execution. The vulnerability can be triggered through any user controlled TIFF that is handled by this functionality.
An exploitable heap-based buffer overflow exists in the handling of TIFF images in LibTIFF's TIFF2PDF tool. A crafted TIFF document can lead to a heap-based buffer overflow resulting in remote code execution. Vulnerability can be triggered via a saved TIFF file delivered by other means.