{"id":"JLSEC-2026-555","details":"ldebug.c in Lua 5.4.0 allows a negation overflow and segmentation fault in getlocal and setlocal, as demonstrated by getlocal(3,2^31).","modified":"2026-05-26T20:00:07.355294485Z","published":"2026-05-26T19:45:06.761Z","upstream":["CVE-2020-24370"],"database_specific":{"sources":[{"published":"2020-08-17T17:15:13.877Z","modified":"2025-05-05T14:12:47.407Z","imported":"2026-05-26T02:05:11.028Z","id":"CVE-2020-24370","url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2020-24370","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2020-24370","database_specific":{"status":"Analyzed"}}],"license":"CC-BY-4.0"},"references":[{"type":"WEB","url":"http://lua-users.org/lists/lua-l/2020-07/msg00324.html"},{"type":"WEB","url":"http://lua-users.org/lists/lua-l/2020-07/msg00324.html"},{"type":"WEB","url":"https://github.com/lua/lua/commit/a585eae6e7ada1ca9271607a4f48dfb17868ab7b"},{"type":"WEB","url":"https://github.com/lua/lua/commit/a585eae6e7ada1ca9271607a4f48dfb17868ab7b"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2020/09/msg00019.html"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2020/09/msg00019.html"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2023/06/msg00031.html"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2023/06/msg00031.html"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E6KONNG6UEI3FMEOY67NDZC32NBGBI44/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E6KONNG6UEI3FMEOY67NDZC32NBGBI44/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QXYMCIUNGK26VHAYHGP5LPW56G2KWOHQ/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QXYMCIUNGK26VHAYHGP5LPW56G2KWOHQ/"}],"affected":[{"package":{"name":"Lua_jll","ecosystem":"Julia","purl":"pkg:julia/Lua_jll?uuid=a4086b1d-a96a-5d6b-8e4f-2030e6f25ba6"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"5.3.6+0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-555.json"}}],"schema_version":"1.7.5"}