ID

VAR-202207-1503

CVE

CVE-2022-32821

TITLE

Out-of-bounds write vulnerability in multiple Apple products

DESCRIPTION

A memory corruption issue was addressed with improved validation. This issue is fixed in watchOS 8.7, tvOS 15.6, iOS 15.6 and iPadOS 15.6, macOS Monterey 12.5. An app may be able to execute arbitrary code with kernel privileges. iPadOS , iOS , macOS Multiple Apple products have an out-of-bounds write vulnerability.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. Both Apple iOS and Apple iPadOS are products of Apple (Apple). Apple iOS is an operating system developed for mobile devices. Apple iPadOS is an operating system for iPad tablets. A buffer error vulnerability exists in iOS versions prior to 15.6 and iPadOS versions prior to 15.6, which is caused by a boundary error in the GPU driver. The vulnerability could allow a local application to escalate privileges on the system. iOS 15.6 and iPadOS 15.6. Alternatively, on your watch, select "My Watch > General > About". -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 APPLE-SA-2022-07-20-5 tvOS 15.6 tvOS 15.6 addresses the following issues. Information about the security content is also available at https://support.apple.com/HT213342. 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 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: 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. Apple TV will periodically check for software updates. Alternatively, you may manually check for software updates by selecting "Settings -> System -> Software Update -> Update Software." To check the current version of software, select "Settings -> General -> About." All information is also posted on the Apple Security Updates web site: https://support.apple.com/en-us/HT201222. 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AFFECTED PRODUCTS

CVSS

PROBLEMTYPE DATA

THREAT TYPE

local

TYPE

buffer error

PATCH

EXTERNAL IDS

REFERENCES

CREDITS

Apple

SOURCES

LAST UPDATE DATE

2024-08-14T13:10:41.732000+00:00

SOURCES UPDATE DATE

SOURCES RELEASE DATE