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CVE-2022-0240

Published: 17 January 2022

mruby is vulnerable to NULL Pointer Dereference

Notes

AuthorNote
mdeslaur
mruby is not built in the nghttp2 packages in Ubuntu

Priority

Low

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
cargo
Launchpad, Ubuntu, Debian
trusty Ignored
(end of standard support)
upstream Needs triage

kinetic Ignored
(end of life, was needs-triage)
xenial Not vulnerable
(uses sytem nghttp2)
bionic Not vulnerable
(uses sytem nghttp2)
focal Not vulnerable
(uses sytem nghttp2)
impish Ignored
(end of life)
jammy Not vulnerable
(uses sytem nghttp2)
lunar Not vulnerable
(uses sytem nghttp2)
mantic Does not exist

groonga
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Ignored
(end of life)
trusty Ignored
(end of standard support)
upstream Needs triage

xenial Needs triage

kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

mantic Needs triage

lunar Ignored
(end of life, was needs-triage)
h2o
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Ignored
(end of life)
trusty Ignored
(end of standard support)
upstream Needs triage

xenial Ignored
(end of standard support)
kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

mantic Needs triage

lunar Ignored
(end of life, was needs-triage)
mruby
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Ignored
(end of life)
upstream Needs triage

xenial Needs triage

trusty Ignored
(end of standard support)
kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

mantic Needs triage

lunar Ignored
(end of life, was needs-triage)
Patches:
upstream: https://github.com/mruby/mruby/commit/31fa3304049fc406a201a72293cce140f0557dca
nghttp2
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(code not compiled)
impish Ignored
(end of life)
kinetic Not vulnerable
(code not compiled)
trusty Ignored
(end of standard support)
upstream Needs triage

jammy Not vulnerable
(code not compiled)
focal Not vulnerable
(code not compiled)
lunar Not vulnerable
(code not compiled)
xenial Not vulnerable
(code not compiled)
mantic Not vulnerable
(code not compiled)

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H