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
2026-03-23T05:06:57.510235307Z
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.

References

Affected packages

Git / github.com/lua/lua

Affected ranges

Type
GIT
Repo
https://github.com/lua/lua
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
eadd8c7178c79c814ecca9652973a9b9dd4cc71b
Database specific 
{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "5.4.3"
        }
    ]
}

Affected versions

v1.*
v1.2
v2.*
v2.1
v2.2
v2.3-beta
v2.4
v2.4-beta
v2.5
v2.5-beta
v2.5.1
v3.*
v3.0
v3.0-alpha
v3.1
v3.1-alpha
v3.2
v3.2-beta
v4.*
v4.0
v4.0-alpha
v4.0-beta
v4.1-alpha
v5.*
v5.0
v5.0-alpha
v5.0-beta
v5.1
v5.1-alpha
v5.1-beta
v5.1.1
v5.2-alpha
v5.2-beta
v5.2.0
v5.2.1
v5.2.2
v5.3-alpha
v5.3-beta
v5.3.0
v5.3.1
v5.3.2
v5.3.3
v5.3.4
v5.4-alpha
v5.4-beta
v5.4-w2
v5.4.0
v5.4.1
v5.4.2
v5.4.3

Database specific

unresolved_ranges 
[
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "34"
            }
        ]
    }
]
source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-44647.json"