{"id":"UBUNTU-CVE-2018-7730","details":"An issue was discovered in Exempi through 2.4.4. A certain case of a 0xffffffff length is mishandled in XMPFiles/source/FormatSupport/PSIR_FileWriter.cpp, leading to a heap-based buffer over-read in the PSD_MetaHandler::CacheFileData() function.","modified":"2026-01-30T02:01:28.829290Z","published":"2018-03-06T00:00:00Z","related":["USN-3668-1"],"upstream":["CVE-2018-7730"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-7730"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3668-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-7730"}],"affected":[{"package":{"name":"exempi","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/exempi@2.2.1-1ubuntu1.1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.1-1ubuntu1.1"}]}],"versions":["2.2.1-1ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"exempi","binary_version":"2.2.1-1ubuntu1.1"},{"binary_name":"libexempi-dev","binary_version":"2.2.1-1ubuntu1.1"},{"binary_name":"libexempi3","binary_version":"2.2.1-1ubuntu1.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-7730.json"}},{"package":{"name":"exempi","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/exempi@2.2.2-2ubuntu0.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.2-2ubuntu0.1"}]}],"versions":["2.2.2-2"],"ecosystem_specific":{"binaries":[{"binary_name":"exempi","binary_version":"2.2.2-2ubuntu0.1"},{"binary_name":"libexempi-dev","binary_version":"2.2.2-2ubuntu0.1"},{"binary_name":"libexempi3","binary_version":"2.2.2-2ubuntu0.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-7730.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}]}