CVE-2021-4188: NULL Pointer Dereference in mruby/mruby
Published Dec 30, 2021
·Updated
mruby is vulnerable to NULL Pointer Dereference
Affected Software
1 affected component
mruby mruby<=3.0.0
Remediation
Event History
Dec 30, 2021
CVE Published
via MITRE·06:55 AM
Data Sourced
via MITRE·06:55 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·07:15 AM
RemedyDescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is CVE-2021-4188?
CVE-2021-4188 is a vulnerability in mruby that allows for a NULL Pointer Dereference.
2
What is the severity of CVE-2021-4188?
The severity of CVE-2021-4188 is high with a CVSS score of 7.5.
3
Which software versions are affected by CVE-2021-4188?
CVE-2021-4188 affects mruby versions up to and including 3.0.0.
4
How can I fix CVE-2021-4188?
To fix CVE-2021-4188, update mruby to a version beyond 3.0.0.
5
Where can I find more information about CVE-2021-4188?
More information about CVE-2021-4188 can be found in the references: [GitHub](https://github.com/mruby/mruby/commit/27d1e0132a0804581dca28df042e7047fd27eaa8) and [Huntr](https://huntr.dev/bounties/78533fb9-f3e0-47c2-86dc-d1f96d5bea28).