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CVE-2019-8506

Published: 11 April 2019

A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.2, tvOS 12.2, watchOS 5.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. 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-opensource-src
Launchpad, Ubuntu, Debian
groovy Ignored
(end of life)
bionic Needs triage

cosmic Ignored
(end of life)
disco Ignored
(end of life)
eoan Ignored
(end of life)
focal Needs triage

trusty Does not exist
(trusty was needs-triage)
upstream Needs triage

hirsute Ignored
(end of life)
xenial Needs triage

jammy Needs triage

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

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

disco Does not exist

eoan Ignored
(end of life)
focal Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

impish Does not exist

groovy Does not exist

hirsute Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

qtwebkit-source
Launchpad, Ubuntu, Debian
bionic Needs triage

cosmic Ignored
(end of life)
disco Ignored
(end of life)
eoan Does not exist

focal Does not exist

trusty Does not exist
(trusty was needs-triage)
upstream Needs triage

impish Does not exist

groovy Does not exist

hirsute Does not exist

xenial Needs triage

jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

webkit2gtk
Launchpad, Ubuntu, Debian
bionic
Released (2.24.1-0ubuntu0.18.04.1)
cosmic
Released (2.24.1-0ubuntu0.18.10.2)
disco Not vulnerable
(2.24.1-1)
impish Not vulnerable
(2.24.1-1)
groovy Not vulnerable
(2.24.1-1)
hirsute Not vulnerable
(2.24.1-1)
xenial Deferred

jammy Not vulnerable
(2.24.1-1)
lunar Not vulnerable
(2.24.1-1)
eoan Not vulnerable
(2.24.1-1)
focal Not vulnerable
(2.24.1-1)
kinetic Not vulnerable
(2.24.1-1)
trusty Does not exist

upstream
Released (2.24.0)
mantic Not vulnerable
(2.24.1-1)
webkitgtk
Launchpad, Ubuntu, Debian
impish Does not exist

groovy Does not exist

hirsute Does not exist

xenial Needs triage

jammy Does not exist

lunar Does not exist

bionic Needs triage

cosmic Ignored
(end of life)
disco Does not exist

eoan Does not exist

focal Does not exist

kinetic Does not exist

trusty Does not exist
(trusty was needs-triage)
upstream Needs triage

mantic Does not exist

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