CVE-2021-44647 (Medium) detected in luav5.4.7

[mend-bolt-for-github[bot]]

CVE-2021-44647 - Medium Severity Vulnerability

Vulnerable Library - luav5.4.7

The Lua development repository, as seen by the Lua team. Mirrored irregularly. Please DO NOT send pull requests. Report issues in the Lua mailing list https://www.lua.org/lua-l.html

Library home page: https://github.com/lua/lua.git

Found in base branch: master

Vulnerable Source Files (1)

/ldebug.c

Vulnerability 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.

Publish Date: 2022-01-11

URL: CVE-2021-44647

CVSS 3 Score Details (5.5)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Local
  • Attack Complexity: Low
  • Privileges Required: Low
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: None
  • Integrity Impact: None
  • Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://www.cve.org/CVERecord?id=CVE-2021-44647

Release Date: 2022-01-11

Fix Resolution: lua - 5.4.4

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