CVE-2020-24371

Public Exploit

Description

lgc.c in Lua 5.4.0 mishandles the interaction between barriers and the sweep phase, leading to a memory access violation involving collectgarbage.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.53%
Vendor Advisory lua.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/lua/lua/commit/a6da1472c0c5e05ff249325f979531ad51533110 third party advisory patch
https://www.lua.org/bugs.html#5.4.0-10 release notes patch vendor advisory exploit

Frequently Asked Questions

What is the severity of CVE-2020-24371?
CVE-2020-24371 has been scored as a medium severity vulnerability.
How to fix CVE-2020-24371?
To fix CVE-2020-24371, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-24371 being actively exploited in the wild?
It is possible that CVE-2020-24371 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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