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HistoryJul 20, 2022 - 12:00 a.m.

About the security content of tvOS 15.6

2022-07-2000:00:00
support.apple.com
52

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.1 High

AI Score

Confidence

Low

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

0.012 Low

EPSS

Percentile

84.8%

About the security content of tvOS 15.6

This document describes the security content of tvOS 15.6.

About Apple security updates

For our customers’ protection, Apple doesn’t disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available. Recent releases are listed on the Apple security updates page.

Apple security documents reference vulnerabilities by CVE-ID when possible.

For more information about security, see the Apple Product Security page.

tvOS 15.6

Released July 20, 2022

APFS

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: An app with root privileges may be able to execute arbitrary code with kernel privileges

Description: The issue was addressed with improved memory handling.

CVE-2022-32832: Tommy Muir (@Muirey03)

AppleAVD

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: A remote user may be able to cause kernel code execution

Description: A buffer overflow issue was addressed with improved bounds checking.

CVE-2022-32788: Natalie Silvanovich of Google Project Zero

AppleAVD

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: An app may be able to disclose kernel memory

Description: The issue was addressed with improved memory handling.

CVE-2022-32824: Antonio Zekic (@antoniozekic) and John Aakerblom (@jaakerblom)

AppleMobileFileIntegrity

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: An app may be able to gain root privileges

Description: An authorization issue was addressed with improved state management.

CVE-2022-32826: Mickey Jin (@patch1t) of Trend Micro

Audio

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: An app may be able to execute arbitrary code with kernel privileges

Description: An out-of-bounds write issue was addressed with improved input validation.

CVE-2022-32820: an anonymous researcher

Audio

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: An app may be able to disclose kernel memory

Description: The issue was addressed with improved memory handling.

CVE-2022-32825: John Aakerblom (@jaakerblom)

CoreMedia

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: An app may be able to disclose kernel memory

Description: The issue was addressed with improved memory handling.

CVE-2022-32828: Antonio Zekic (@antoniozekic) and John Aakerblom (@jaakerblom)

CoreText

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: A remote user may cause an unexpected app termination or arbitrary code execution

Description: The issue was addressed with improved bounds checks.

CVE-2022-32839: STAR Labs (@starlabs_sg)

File System Events

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: An app may be able to gain root privileges

Description: A logic issue was addressed with improved state management.

CVE-2022-32819: Joshua Mason of Mandiant

GPU Drivers

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: An app may be able to disclose kernel memory

Description: Multiple out-of-bounds write issues were addressed with improved bounds checking.

CVE-2022-32793: an anonymous researcher

GPU Drivers

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: An app may be able to execute arbitrary code with kernel privileges

Description: A memory corruption issue was addressed with improved validation.

CVE-2022-32821: John Aakerblom (@jaakerblom)

iCloud Photo Library

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: An app may be able to access sensitive user information

Description: An information disclosure issue was addressed by removing the vulnerable code.

CVE-2022-32849: Joshua Jones

ICU

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: Processing maliciously crafted web content may lead to arbitrary code execution

Description: An out-of-bounds write issue was addressed with improved bounds checking.

CVE-2022-32787: Dohyun Lee (@l33d0hyun) of SSD Secure Disclosure Labs & DNSLab, Korea Univ.

ImageIO

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: Processing a maliciously crafted image may result in disclosure of process memory

Description: The issue was addressed with improved memory handling.

CVE-2022-32841: hjy79425575

ImageIO

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: Processing a maliciously crafted file may lead to arbitrary code execution

Description: A logic issue was addressed with improved checks.

CVE-2022-32802: Ivan Fratric of Google Project Zero, Mickey Jin (@patch1t)

ImageIO

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: Processing a maliciously crafted image may lead to disclosure of user information

Description: An out-of-bounds read issue was addressed with improved bounds checking.

CVE-2022-32830: Ye Zhang (@co0py_Cat) of Baidu Security

JavaScriptCore

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: Processing web content may lead to arbitrary code execution

Description: The issue was addressed with improved bounds checks.

WebKit Bugzilla: 241931

CVE-2022-48503: Dongzhuo Zhao working with ADLab of Venustech, and ZhaoHai of Cyberpeace Tech Co., Ltd.

Entry added June 21, 2023

Kernel

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: An app with root privileges may be able to execute arbitrary code with kernel privileges

Description: The issue was addressed with improved memory handling.

CVE-2022-32813: Xinru Chi of Pangu Lab

CVE-2022-32815: Xinru Chi of Pangu Lab

Kernel

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: An app may be able to disclose kernel memory

Description: An out-of-bounds read issue was addressed with improved bounds checking.

CVE-2022-32817: Xinru Chi of Pangu Lab

Kernel

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: An app with arbitrary kernel read and write capability may be able to bypass Pointer Authentication

Description: A logic issue was addressed with improved state management.

CVE-2022-32844: Sreejith Krishnan R (@skr0x1c0)

Liblouis

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: An app may cause unexpected app termination or arbitrary code execution

Description: This issue was addressed with improved checks.

CVE-2022-26981: Hexhive (hexhive.epfl.ch), NCNIPC of China (nipc.org.cn)

libxml2

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: An app may be able to leak sensitive user information

Description: A memory initialization issue was addressed with improved memory handling.

CVE-2022-32823

Multi-Touch

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: An app may be able to execute arbitrary code with kernel privileges

Description: A type confusion issue was addressed with improved checks.

CVE-2022-32814: Pan ZhenPeng (@Peterpan0927)

Software Update

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: A user in a privileged network position can track a user’s activity

Description: This issue was addressed by using HTTPS when sending information over the network.

CVE-2022-32857: Jeffrey Paul (sneak.berlin)

WebKit

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: Processing maliciously crafted web content may lead to arbitrary code execution

Description: A memory corruption issue was addressed with improved state management.

CVE-2022-32863: P1umer(@p1umer), afang(@afang5472), and xmzyshypnc(@xmzyshypnc1)

Entry added June 8, 2023

WebKit

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: Visiting a website that frames malicious content may lead to UI spoofing

Description: The issue was addressed with improved UI handling.

WebKit Bugzilla: 239316

CVE-2022-32816: Dohyun Lee (@l33d0hyun) of SSD Secure Disclosure Labs & DNSLab, Korea Univ.

WebKit

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: Processing maliciously crafted web content may lead to arbitrary code execution

Description: An out-of-bounds write issue was addressed with improved input validation.

WebKit Bugzilla: 240720

CVE-2022-32792: Manfred Paul (@_manfp) working with Trend Micro Zero Day Initiative

Wi-Fi

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: An app may be able to cause unexpected system termination or write kernel memory

Description: This issue was addressed with improved checks.

CVE-2022-32837: Wang Yu of Cyberserval

Wi-Fi

Available for: Apple TV 4K, Apple TV 4K (2nd generation), and Apple TV HD

Impact: A remote user may be able to cause unexpected system termination or corrupt kernel memory

Description: This issue was addressed with improved checks.

CVE-2022-32847: Wang Yu of Cyberserval

Additional recognition

802.1X

We would like to acknowledge Shin Sun of National Taiwan University for their assistance.

AppleMobileFileIntegrity

We would like to acknowledge Csaba Fitzl (@theevilbit) of Offensive Security, Mickey Jin (@patch1t) of Trend Micro, and Wojciech Reguła (@_r3ggi) of SecuRing for their assistance.

configd

We would like to acknowledge Csaba Fitzl (@theevilbit) of Offensive Security, Mickey Jin (@patch1t) of Trend Micro, and Wojciech Reguła (@_r3ggi) of SecuRing for their assistance.

Information about products not manufactured by Apple, or independent websites not controlled or tested by Apple, is provided without recommendation or endorsement. Apple assumes no responsibility with regard to the selection, performance, or use of third-party websites or products. Apple makes no representations regarding third-party website accuracy or reliability. Contact the vendor for additional information.

Published Date: November 02, 2023

CPENameOperatorVersion
tvoslt15.6
How to protect your server from attacks?

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.1 High

AI Score

Confidence

Low

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

0.012 Low

EPSS

Percentile

84.8%

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