Access of Resource Using Incompatible Type ('Type Confusion') Affecting lua-libs-debuginfo package, versions <0:5.4.4-3.amzn2022.0.1


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-AMZN2022-LUALIBSDEBUGINFO-3101486
  • published4 Nov 2022
  • disclosed11 Jan 2022

Introduced: 11 Jan 2022

CVE-2021-44647  (opens in a new tab)
CWE-843  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2022 lua-libs-debuginfo to version 0:5.4.4-3.amzn2022.0.1 or higher.
This issue was patched in ALAS2022-2022-176.

NVD Description

Note: Versions mentioned in the description apply only to the upstream lua-libs-debuginfo package and not the lua-libs-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2022 relevant fixed versions and status.

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.

CVSS Scores

version 3.1