{"id":"CVE-2018-14403","details":"MP4NameFirstMatches in mp4util.cpp in MP4v2 2.0.0 mishandles substrings of atom names, leading to use of an inappropriate data type for associated atoms. The resulting type confusion can cause out-of-bounds memory access.","modified":"2026-07-08T05:52:17.973102397Z","published":"2018-07-19T05:29:00.477Z","database_specific":{"unresolved_ranges":[{"source":"CPE_STRING","extracted_events":[{"introduced":"2.0.0"},{"last_affected":"2.0.0"}],"vendor_product":"techsmith:mp4v2","cpes":["cpe:2.3:a:techsmith:mp4v2:2.0.0:*:*:*:*:*:*:*"]}]},"references":[{"type":"WEB","url":"https://github.com/enzo1982/mp4v2/releases/tag/v2.1.0"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6YCHVOYPIBGM5HYUMQ77KZH2IHSITKVE/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FRSO2IMK6P7MOIZWGWKONPIEHKBA7WL3/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GISUIWPKBWPXORUFNWBGFTKQS7UUVUC4/"},{"type":"EVIDENCE","url":"http://www.openwall.com/lists/oss-security/2018/07/18/3"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/enzo1982/mp4v2","events":[{"introduced":"0"},{"fixed":"4b8649f491390ed86296769724facd1253c4ad4e"}],"database_specific":{"source":"REFERENCES"}}],"versions":["v2.0.0","v1.9.1","v1.9.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-14403.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}