CVE-2019-8591 Information

Description

A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.3 macOS Mojave 10.14.5 tvOS 12.3 watchOS 5.2.1. An application may be able to cause unexpected system termination or write kernel memory.

CVSS Vector

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

Reference

https://support.apple.com/HT210118 https://support.apple.com/HT210119 https://support.apple.com/HT210120 https://support.apple.com/HT210122

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.1