CVE-2020-9909 Information

Description

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 13.6 and iPadOS 13.6 tvOS 13.4.8 watchOS 6.2.8. An attacker that has already achieved kernel code execution may be able to bypass kernel memory mitigations.

CVSS Vector

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

Reference

https://support.apple.com/HT211288 https://support.apple.com/HT211290 https://support.apple.com/HT211291

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

5.9