QID 354423

Date Published: 2022-12-21

QID 354423: Amazon Linux Security Advisory for lua : ALAS2022-2022-146

A heap buffer-overflow vulnerability was found in lua.
The flaw occurs due to vulnerable code present in the lparser.c function of lua that allows the execution of untrusted lua code into a system, resulting in malicious activity. (
( CVE-2022-28805) a vulnerability was found in lua.
During error handling, the luag_errormsg() component uses slots from extra_stack.
Some errors can recur such as a string overflow while creating an error message in luag_runerror, or a c-stack overflow before calling the message handler, causing a crash that leads to a denial of service. (
( CVE-2022-33099)



Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

Successful exploitation of this vulnerability could lead to a securitybreach or could affect integrity, availability, and confidentiality.

  • CVSS V3 rated as Critical - 9.1 severity.
  • CVSS V2 rated as High - 6.4 severity.
    • Solution
    Please refer to Amazon advisory: ALAS2022-2022-146 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 354423

    CVE-2022-28805 | CVE-2022-33099 |
    Software Advisories
    Advisory ID Software Component Link
    ALAS2022-2022-146 amazon linux 2022 URL Logo alas.aws.amazon.com/AL2022/ALAS-2022-146.html
    By selecting these links, you may be leaving CVEreport webspace. We have provided these links to other websites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other websites that are more appropriate for your purpose. CVEreport does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, CVEreport does not endorse any commercial products that may be mentioned on these sites. Please address comments about any linked pages to [email protected].