JLSEC-2026-557

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Source
https://github.com/JuliaLang/SecurityAdvisories.jl/blob/main/advisories/published/2026/JLSEC-2026-557.md
Import Source
https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-557.json
JSON Data
https://api.osv.dev/v1/vulns/JLSEC-2026-557
Upstream
Published
2026-05-26T19:45:06.761Z
Modified
2026-05-26T20:00:07.498379544Z
Summary
[none]
Details

Lua v5.4.3 and above are affected by SEGV by type confusion in funcnamefromcode function in ldebug.c which can cause a local denial of service.

Database specific 
{
    "license": "CC-BY-4.0",
    "sources": [
        {
            "published": "2022-01-11T13:15:07.833Z",
            "html_url": "https://nvd.nist.gov/vuln/detail/CVE-2021-44647",
            "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2021-44647",
            "database_specific": {
                "status": "Modified"
            },
            "modified": "2024-11-21T06:31:18.587Z",
            "id": "CVE-2021-44647",
            "imported": "2026-05-26T02:05:11.352Z"
        }
    ]
}
References

Affected packages

Julia / Lua_jll

Package

Name
Lua_jll
Purl
pkg:julia/Lua_jll?uuid=a4086b1d-a96a-5d6b-8e4f-2030e6f25ba6

Affected ranges

Type
SEMVER
Events
Introduced
5.4.3+0
Fixed
5.4.4+0

Database specific

source 
"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-557.json"