CVE-2021-4110

Publication date 15 December 2021

Last updated 11 July 2025

Ubuntu priority

Cvss 3 Severity Score

mruby is vulnerable to NULL Pointer Dereference

Show unmaintained releases

Package	Ubuntu Release	Status
mruby	26.04 LTS resolute	Vulnerable
	25.10 questing	Ignored end of life, was needed
	25.04 plucky	Ignored end of life, was needed
	24.10 oracular	Ignored end of life, was needed
	24.04 LTS noble	Vulnerable
	23.10 mantic	Ignored end of life, was needed
	23.04 lunar	Ignored end of life, was needed
	22.10 kinetic	Ignored end of life, was needed
	22.04 LTS jammy	Vulnerable
	21.10 impish	Ignored end of life
	21.04 hirsute	Ignored end of life
	20.04 LTS focal	Vulnerable
	18.04 LTS bionic	Vulnerable
	16.04 LTS xenial	Needs evaluation
	14.04 LTS trusty	Ignored end of standard support

CVSS version: CVSS v3.0

Base score 9.1 · Critical

Base metrics

Scores

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H