exempi: Heap-based buffer overflow in PSD_MetaHandler::CacheFileData function in XMPFiles/source/FormatSupport/PSIR_FileWriter.cpp allows for denial of service via crafted XLS file

An integer wraparound, leading to a buffer overflow, was found in Exempi in the way it handles Adobe Photoshop Images. An attacker could exploit this to cause a denial of service via a crafted image file...