Talos is disclosing several vulnerabilities that have been identified in Canvas Draw graphics editing tool for Macs. The vulnerable component is in the handling of TIFF images. TIFF is a raster-based image format used in graphics editing projects, thus making it a very common file format for such an application. The vulnerability arises in the parsing of a compressed and tiled TIFF image with a specially crafted resolution tag and data. The crash happens due to an invalid object being freed on the free list.”]
Source: https://blog.talosintelligence.com/2018/07/vulnerability-spotlight-ACDsystems.html