FKIE_CVE-2021-45985

Vulnerability from fkie_nvd - Published: 2023-04-10 09:15 - Updated: 2025-04-25 18:54
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
In Lua 5.4.3, an erroneous finalizer called during a tail call leads to a heap-based buffer over-read.
References
cve@mitre.orghttp://lua-users.org/lists/lua-l/2021-12/msg00019.htmlExploit, Mailing List, Vendor Advisory
cve@mitre.orghttps://github.com/lua/lua/commit/cf613cdc6fa367257fc61c256f63d917350858b5Patch
cve@mitre.orghttps://www.lua.org/bugs.html#5.4.3-11Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://lua-users.org/lists/lua-l/2021-12/msg00019.htmlExploit, Mailing List, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/lua/lua/commit/cf613cdc6fa367257fc61c256f63d917350858b5Patch
af854a3a-2127-422b-91ae-364da2661108https://www.lua.org/bugs.html#5.4.3-11Vendor Advisory
Impacted products
Vendor Product Version
lua lua *
To clipboard 

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      "value": "In Lua 5.4.3, an erroneous finalizer called during a tail call leads to a heap-based buffer over-read."
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  "id": "CVE-2021-45985",
  "lastModified": "2025-04-25T18:54:09.817",
  "metrics": {
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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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