CVE-2021-44647

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Source
https://cve.org/CVERecord?id=CVE-2021-44647
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-44647.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-44647
Aliases
Downstream
Related
Published
2022-01-11T13:15:07.833Z
Modified
2026-07-08T06:00:04.843732727Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
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 
{
    "unresolved_ranges": [
        {
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*"
            ],
            "vendor_product": "fedoraproject:fedora",
            "extracted_events": [
                {
                    "introduced": "34"
                },
                {
                    "last_affected": "34"
                }
            ]
        }
    ]
}
References

Affected packages

Git / github.com/lua/lua

Affected ranges

Type
GIT
Repo
https://github.com/lua/lua
Events
Introduced
eadd8c7178c79c814ecca9652973a9b9dd4cc71b
Last affected
eadd8c7178c79c814ecca9652973a9b9dd4cc71b
Database specific 
{
    "source": "CPE_STRING",
    "extracted_events": [
        {
            "introduced": "5.4.3"
        },
        {
            "last_affected": "5.4.3"
        }
    ],
    "cpe": "cpe:2.3:a:lua:lua:5.4.3:*:*:*:*:*:*:*"
}

Affected versions

5.*
5.4.3
v5.*
v5.4.3

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-44647.json"