{"id":"JLSEC-2026-1254","details":"libmodbus v3.1.6 was discovered to contain a heap overflow via the `modbus_mapping_free()` function.","modified":"2026-08-11T14:15:03.419700072Z","published":"2026-08-11T14:12:22.442Z","upstream":["CVE-2024-36843"],"database_specific":{"license":"CC-BY-4.0","sources":[{"imported":"2026-08-11T13:56:40.794Z","modified":"2026-06-17T07:37:14.587Z","published":"2024-05-31T20:15:10.290Z","url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2024-36843","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2024-36843","database_specific":{"status":"Modified"},"id":"CVE-2024-36843"}]},"references":[{"type":"WEB","url":"https://github.com/balckgu1/libmodbusPoc/blob/main/gdb.md"},{"type":"WEB","url":"https://github.com/balckgu1/libmodbusPoc/blob/main/gdb.md"},{"type":"WEB","url":"https://github.com/stephane/libmodbus/issues/748"},{"type":"WEB","url":"https://github.com/stephane/libmodbus/issues/748"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00010.html"}],"affected":[{"package":{"name":"LibModbus_jll","ecosystem":"Julia","purl":"pkg:julia/LibModbus_jll?uuid=f28bf708-275a-52ef-9ea6-4821c17573f9"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.1.10+0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-1254.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"}]}