An issue was discovered in Exempi through 2.4.4. A certain case of a 0xffffffff length is mishandled in XMPFiles/source/FormatSupport/PSIRFileWriter.cpp, leading to a heap-based buffer over-read in the PSDMetaHandler::CacheFileData() function.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-7730.json"