Memory Access Violation in Lua 5.4.0 Due to Barrier Interaction
CVE-2020-24371

5.3MEDIUM

Key Information:

Vendor

Lua

Status
Lua
Vendor
CVE Published:
17 August 2020

What is CVE-2020-24371?

In Lua 5.4.0, a flaw in the lgc.c file results in improper handling of barriers during the garbage collection process. This mishandling can lead to a memory access violation, potentially allowing for unexpected behaviors in applications relying on this version. Such vulnerabilities can undermine the stability and security of software utilizing Lua, warranting immediate attention and remediation.

References

https://github.com/lua/lua/commit/a6da1472c0c5e05ff249325...
x_refsource_MISC
https://www.lua.org/bugs.html#5.4.0-10
x_refsource_MISC

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.