CVE-2023-40420 Information

Description

The issue was addressed with improved memory handling. This issue is fixed in macOS Ventura 13.6 tvOS 17 iOS 16.7 and iPadOS 16.7 macOS Monterey 12.7 watchOS 10 iOS 17 and iPadOS 17 macOS Sonoma 14. Processing web content may lead to a denial-of-service.

CVSS Vector

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

Reference

https://support.apple.com/en-us/HT213937 https://support.apple.com/en-us/HT213938 https://support.apple.com/en-us/HT213927 https://support.apple.com/en-us/HT213936 https://support.apple.com/en-us/HT213931 https://support.apple.com/en-us/HT213932 https://support.apple.com/en-us/HT213940

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5