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CVE-2022-42826

Published: 3 February 2023

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Ventura 13, iOS 16.1 and iPadOS 16, Safari 16.1. Processing maliciously crafted web content may lead to arbitrary code execution.

Notes

AuthorNote
jdstrand
webkit receives limited support. For details, see
https://wiki.ubuntu.com/SecurityTeam/FAQ#webkit
webkit in Ubuntu uses the JavaScriptCore (JSC) engine, not V8

Priority

Medium

Cvss 3 Severity Score

8.8

Score breakdown

Status

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

xenial Needs triage

bionic Needs triage

focal Does not exist

jammy Does not exist

kinetic Does not exist

webkit2gtk
Launchpad, Ubuntu, Debian
bionic Deferred

lunar
Released (2.38.4-2)
trusty Does not exist

upstream Needs triage

xenial Deferred

focal
Released (2.38.4-0ubuntu0.20.04.2)
jammy
Released (2.38.4-0ubuntu0.22.04.1)
kinetic
Released (2.38.4-0ubuntu0.22.10.1)
mantic
Released (2.38.4-2)
webkitgtk
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Does not exist

jammy Does not exist

kinetic Does not exist

trusty Ignored
(end of standard support)
upstream Needs triage

xenial Needs triage

wpewebkit
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Needs triage

jammy Needs triage

kinetic Does not exist

trusty Ignored
(end of standard support)
upstream
Released (2.38.4-1)
xenial Ignored
(end of standard support)
qtwebkit-opensource-src
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

jammy Needs triage

trusty Ignored
(end of standard support)
upstream Needs triage

xenial Needs triage

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

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

Severity score breakdown

Parameter Value
Base score 8.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H