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CVE-2021-30682

Published: 8 September 2021

A logic issue was addressed with improved restrictions. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. A malicious application may be able to leak sensitive user information.

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

5.5

Score breakdown

Status

Package Release Status
qtwebkit-opensource-src
Launchpad, Ubuntu, Debian
hirsute Ignored
(end of life)
jammy Needs triage

bionic Needs triage

focal Needs triage

trusty Does not exist

upstream Needs triage

xenial Needs triage

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

lunar Ignored
(end of life, was needs-triage)
qtwebkit-source
Launchpad, Ubuntu, Debian
hirsute Does not exist

jammy Does not exist

lunar Does not exist

trusty Does not exist

upstream Needs triage

xenial Needs triage

bionic Needs triage

focal Does not exist

impish Does not exist

kinetic Does not exist

mantic Does not exist

webkit2gtk
Launchpad, Ubuntu, Debian
bionic
Released (2.32.0-0ubuntu0.18.04.1)
focal
Released (2.32.0-0ubuntu0.20.04.1)
hirsute
Released (2.32.0-1ubuntu3)
jammy
Released (2.32.0-1ubuntu3)
lunar
Released (2.32.0-1ubuntu3)
trusty Does not exist

upstream
Released (2.32.0)
xenial Deferred

impish
Released (2.32.0-1ubuntu3)
kinetic
Released (2.32.0-1ubuntu3)
mantic
Released (2.32.0-1ubuntu3)
webkitgtk
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Does not exist

hirsute Does not exist

jammy Does not exist

lunar Does not exist

trusty Does not exist

upstream Needs triage

xenial Needs triage

impish Does not exist

kinetic Does not exist

mantic Does not exist

wpewebkit
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Needs triage

hirsute Ignored
(end of life)
jammy Needs triage

lunar Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

impish Ignored
(end of life)
kinetic Does not exist

mantic Does not exist

Severity score breakdown

Parameter Value
Base score 5.5
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N