CVE-2023-42950

2024-03-2800:00:00

ubuntu.com

memory management

safari

ios

ipados

tvos

watchos

macos sonoma

arbitrary code execution

web content

webkit

javascriptcore

limited support

ubuntu

webkit2gtk

ignored

unix

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

8.5 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

41.9%

JSON

A use after free issue was addressed with improved memory management. This
issue is fixed in Safari 17.2, iOS 17.2 and iPadOS 17.2, tvOS 17.2, watchOS
10.2, macOS Sonoma 14.2. Processing maliciously crafted web content may
lead to arbitrary code execution.

Notes

Author	Note
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
mdeslaur	It is no longer possible to build new webkit2gtk versions on focal and earlier. Marking as ignored.

OSVersionArchitecturePackageVersionFilename
ubuntu22.04noarchwebkit2gtk< 2.44.0-0ubuntu0.22.04.1UNKNOWN
ubuntu23.10noarchwebkit2gtk< 2.44.0-0ubuntu0.23.10.1UNKNOWN