Your submission was sent successfully! Close

You have successfully unsubscribed! Close

Thank you for signing up for our newsletter!
In these regular emails you will find the latest updates about Ubuntu and upcoming events where you can meet our team.Close

CVE-2022-33099

Published: 1 July 2022

An issue in the component luaG_runerror of Lua v5.4.4 and below leads to a heap-buffer overflow when a recursive error occurs.

Notes

AuthorNote
sbeattie
requires pointing the lua interpreter at malicious code
possibly only affects lua5.4
mdeslaur
per debian bug, 5.4 only

Priority

Low

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
lua5.1
Launchpad, Ubuntu, Debian
lunar Not vulnerable
(code not present)
upstream Needs triage

bionic Not vulnerable
(code not present)
focal Not vulnerable
(code not present)
impish Ignored
(end of life)
jammy Not vulnerable
(code not present)
trusty Not vulnerable
(code not present)
xenial Not vulnerable
(code not present)
kinetic Not vulnerable
(code not present)
mantic Not vulnerable
(code not present)
lua5.2
Launchpad, Ubuntu, Debian
lunar Not vulnerable
(code not present)
bionic Not vulnerable
(code not present)
focal Not vulnerable
(code not present)
jammy Not vulnerable
(code not present)
trusty Not vulnerable
(code not present)
upstream Needs triage

impish Ignored
(end of life)
kinetic Not vulnerable
(code not present)
xenial Not vulnerable
(code not present)
mantic Not vulnerable
(code not present)
lua5.3
Launchpad, Ubuntu, Debian
lunar Not vulnerable
(code not present)
trusty Does not exist

upstream Needs triage

impish Ignored
(end of life)
bionic Not vulnerable
(code not present)
focal Not vulnerable
(code not present)
jammy Not vulnerable
(code not present)
kinetic Not vulnerable
(code not present)
xenial Not vulnerable
(code not present)
mantic Not vulnerable
(code not present)
lua5.4
Launchpad, Ubuntu, Debian
lunar Not vulnerable
(5.4.4-3)
xenial Does not exist

trusty Does not exist

bionic Does not exist

focal Does not exist

impish Ignored
(end of life)
jammy Needed

kinetic Not vulnerable
(5.4.4-3)
upstream
Released (5.4.4-3)
mantic Not vulnerable
(5.4.4-3)
lua50
Launchpad, Ubuntu, Debian
impish Ignored
(end of life)
lunar Does not exist

trusty Does not exist

upstream Needs triage

jammy Does not exist

kinetic Does not exist

bionic Not vulnerable
(code not present)
focal Not vulnerable
(code not present)
xenial Not vulnerable
(code not present)
mantic Does not exist

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