Exposure of Sensitive Information to an Unauthorized Actor
ImageIO in Apple iOS before 8.4.1 and OS X before 10.10.5 does not properly initialize an unspecified data structure, which allows remote attackers to obtain sensitive information from process memory via a crafted TIFF image.
CWE-200 - Information Exposure
An information exposure vulnerability is categorized as an information flow (IF) weakness, which can potentially allow unauthorized access to otherwise classified information in the application, such as confidential personal information (demographics, financials, health records, etc.), business secrets, and the application's internal environment.