An issue was discovered in Adobe Acrobat Reader 2018.009.20050 and earlier versions, 2017.011.30070 and earlier versions, 2015.006.30394 and earlier versions. This vulnerability is an instance of a heap overflow vulnerability in the image conversion engine, when handling JPEG data embedded within an XPS file. A successful attack can lead to code corruption, control-flow hijack, or an information leak attack.