{"id":"CVE-2024-36843","details":"libmodbus v3.1.6 was discovered to contain a heap overflow via the modbus_mapping_free() function.","modified":"2026-08-12T03:51:46.616105126Z","published":"2024-05-31T00:00:00Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/36xxx/CVE-2024-36843.json","cna_assigner":"mitre"},"references":[{"type":"WEB","url":"https://github.com/balckgu1/libmodbusPoc/blob/main/gdb.md"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00010.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/36xxx/CVE-2024-36843.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-36843"},{"type":"REPORT","url":"https://github.com/stephane/libmodbus/issues/748"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/stephane/libmodbus","events":[{"introduced":"f9fe3b0a5343f7fbb3f5c74196bd0fce88df39d5"},{"last_affected":"f9fe3b0a5343f7fbb3f5c74196bd0fce88df39d5"}],"database_specific":{"extracted_events":[{"introduced":"3.1.6"},{"last_affected":"3.1.6"}],"source":"CPE_STRING","cpe":"cpe:2.3:a:libmodbus:libmodbus:3.1.6:*:*:*:*:*:*:*"}}],"versions":["3.1.6","v3.1.6"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-36843.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}