fkie_cve-2021-44647
Vulnerability from fkie_nvd
Published
2022-01-11 13:15
Modified
2024-11-21 06:31
Severity ?
Summary
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
Impacted products
Vendor | Product | Version | |
---|---|---|---|
lua | lua | 5.4.3 | |
fedoraproject | fedora | 34 |
{ "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:lua:lua:5.4.3:*:*:*:*:*:*:*", "matchCriteriaId": "9255844F-00EF-4D50-9292-3A12FD1FB3A7", "vulnerable": true } ], "negate": false, "operator": "OR" } ] }, { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*", "matchCriteriaId": "A930E247-0B43-43CB-98FF-6CE7B8189835", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "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." }, { "lang": "es", "value": "Lua versi\u00f3n v5.4.3 y superiores est\u00e1n afectados por SEGV por confusi\u00f3n de tipo en la funci\u00f3n funcnamefromcode en ldebug.c que puede causar una denegaci\u00f3n de servicio local" } ], "id": "CVE-2021-44647", "lastModified": "2024-11-21T06:31:18.587", "metrics": { "cvssMetricV2": [ { "acInsufInfo": false, "baseSeverity": "LOW", "cvssData": { "accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 2.1, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0" }, "exploitabilityScore": 3.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false } ], "cvssMetricV31": [ { "cvssData": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary" } ] }, "published": "2022-01-11T13:15:07.833", "references": [ { "source": "cve@mitre.org", "tags": [ "Exploit", "Mailing List", "Vendor Advisory" ], "url": "http://lua-users.org/lists/lua-l/2021-11/msg00195.html" }, { "source": "cve@mitre.org", "tags": [ "Mailing List", "Patch", "Vendor Advisory" ], "url": "http://lua-users.org/lists/lua-l/2021-11/msg00204.html" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/security/cve/cve-2021-44647" }, { "source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P3EMGAQ5Y6GXJLY4K5DUOOEQT4MZ4J4F/" }, { "source": "cve@mitre.org", "url": "https://security.gentoo.org/glsa/202305-23" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Exploit", "Mailing List", "Vendor Advisory" ], "url": "http://lua-users.org/lists/lua-l/2021-11/msg00195.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Patch", "Vendor Advisory" ], "url": "http://lua-users.org/lists/lua-l/2021-11/msg00204.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/security/cve/cve-2021-44647" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P3EMGAQ5Y6GXJLY4K5DUOOEQT4MZ4J4F/" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.gentoo.org/glsa/202305-23" } ], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-843" } ], "source": "nvd@nist.gov", "type": "Primary" } ] }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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