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CVE-2022-38475

Published: 24 August 2022

An attacker could have written a value to the first element in a zero-length JavaScript array. Although the array was zero-length, the value was not written to an invalid memory address. This vulnerability affects Firefox < 104.

Notes

AuthorNote
tyhicks
mozjs contains a copy of the SpiderMonkey JavaScript engine
mdeslaur
starting with Ubuntu 22.04, the firefox package is just a script
that installs the Firefox snap

Priority

Medium

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
thunderbird
Launchpad, Ubuntu, Debian
focal
Released (1:102.2.2+build1-0ubuntu0.20.04.1)
jammy
Released (1:102.2.2+build1-0ubuntu0.22.04.1)
lunar Not vulnerable
(1:102.3.3+build1-0ubuntu1)
upstream
Released (102.2)
trusty Does not exist

kinetic Ignored
(end of life, was needs-triage)
bionic Ignored
(end of standard support, was needs-triage)
xenial Ignored
(end of standard support)
mantic Not vulnerable
(1:102.3.3+build1-0ubuntu1)
mozjs38
Launchpad, Ubuntu, Debian
upstream Needs triage

xenial Does not exist

bionic Needs triage

focal Does not exist

jammy Does not exist

trusty Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

mozjs52
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

jammy Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

mozjs68
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Needs triage

jammy Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

mozjs78
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

jammy Needs triage

trusty Does not exist

upstream Needs triage

xenial Does not exist

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

mantic Does not exist

mozjs91
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

jammy Needs triage

trusty Does not exist

upstream Needs triage

xenial Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

firefox
Launchpad, Ubuntu, Debian
bionic
Released (104.0+build3-0ubuntu0.18.04.1)
focal
Released (104.0+build3-0ubuntu0.20.04.1)
jammy Not vulnerable
(code not present)
trusty Does not exist

upstream
Released (104)
kinetic Not vulnerable
(code not present)
lunar Not vulnerable
(code not present)
xenial Ignored
(end of standard support)
mantic Not vulnerable
(code not present)

Severity score breakdown

Parameter Value
Base score 6.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact High
Availability impact None
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N