CVE-2022-42841: Input Validation

Q: What is CVE-2022-42841?

CVE-2022-42841 is a type confusion issue that has been addressed with improved checks.

Q: What software is affected by CVE-2022-42841?

CVE-2022-42841 affects Apple macOS Ventura version up to exclusive 13.1, Apple macOS Big Sur version up to exclusive 11.7.2, and Apple macOS Monterey version up to exclusive 12.6.2.

Q: How can I fix CVE-2022-42841?

To fix CVE-2022-42841, update your Apple macOS Ventura to version 13.1, update your Apple macOS Big Sur to version 11.7.2, or update your Apple macOS Monterey to version 12.6.2.

Q: Where can I find more information about CVE-2022-42841?

You can find more information about CVE-2022-42841 at the following references: [Reference 1](https://support.apple.com/en-us/HT213532), [Reference 2](https://support.apple.com/en-us/HT213533), [Reference 3](https://support.apple.com/en-us/HT213534).

Q: What company is responsible for addressing CVE-2022-42841?

Apple is responsible for addressing CVE-2022-42841.

Published Dec 13, 2022

Updated

A type confusion issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.6.2, macOS Ventura 13.1, macOS Big Sur 11.7.2. Processing a maliciously crafted package may lead to arbitrary code execution.

Other sources

Accounts. This issue was addressed with improved data protection.

— Apple

AMD. A memory corruption issue was addressed with improved input validation.

— Apple

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

— Apple

AppleMobileFileIntegrity. This issue was addressed by enabling hardened runtime.

— Apple

Bluetooth. The issue was addressed with improved memory handling.

— Apple

Credit

Thijs Alkemade@@xnyhps(Computest Sector 7), an anonymous researcher, @@real_as3617, Hyeon Park@@tree_segment(Team ApplePIE), Maddie Stone(Google Project Zero), ChengGang Wu(Institute of Computing Technology), Yan Kang(Institute of Computing Technology), YuHao Hu(Institute of Computing Technology), Yue Sun(Institute of Computing Technology), Jiming Wang(Institute of Computing Technology), (Institute of Computing Technology), JiKai Ren(Institute of Computing Technology), Hang Shu(Institute of Computing Technology), Chinese Academy(Sciences), KirtiKumar Anandrao Ramchandani (kirtikumarar.com), hazbinhotel(Trend Micro Zero Day Initiative), Samuel Groß(Google V8 Security), Dohyun Lee@@l33d0hyun(DNSLab at Korea University), Ryan Shin(IAAI SecLab at Korea University), Clément Lecigne(Google's Threat Analysis Group), Mickey Jin@@patch1t, CVE-2022-24836, CVE-2022-29181, KirtiKumar Anandrao Ramchandani, Michael (Biscuit) Thomas, Wojciech Reguła@@_r3ggi(SecuRing), Adam M., Adam Doupé(ASU SEFCOM), Apple, CVE-2022-46716, Mickey Jin@@patch1t(Offensive Security), Csaba Fitzl@@theevilbit(Offensive Security), Jiwon Park, Mieszko Wawrzyniak, Ivan Fratric(Google Project Zero), Tommy Muir@@Muirey03, John Aakerblom@@jaakerblom, Antonio Zekic@@antoniozekic, Weijia Dai@@dwj1210(Momo Security), Ian Beer(Google Project Zero), Felix Poulin-Belanger, pattern-f@@pattern_F_(Ant Security Light), ABC Research s.r.o., Pan ZhenPeng@@Peterpan0927(STAR Labs SG Pte), Mickey Jin@@patch1t(Trend Micro), CVE-2022-35252, Linus Henze(Pinauten GmbH), Yonghwi Jin@@jinmo123(Theori), John Balestrieri(Tinrocket)

Affected Software

6 affected componentsFixes available

Apple macOS Big Sur<11.7.2

11.7.2

apple macOS Monterey<12.6.2

12.6.2

apple macOS Ventura<13.1

13.1

Apple macOS>=11.0<11.7.2

Apple macOS>=12.0.0<12.6.2

Apple macOS=13.0

Event History

Dec 15, 2022

CVE Published

via MITRE·12:00 AM

Data Sourced

via MITRE·12:00 AM

DescriptionWeakness

Data Sourced

via NVD·07:15 PM

DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

What is CVE-2022-42841?

CVE-2022-42841 is a type confusion issue that has been addressed with improved checks.

What software is affected by CVE-2022-42841?

CVE-2022-42841 affects Apple macOS Ventura version up to exclusive 13.1, Apple macOS Big Sur version up to exclusive 11.7.2, and Apple macOS Monterey version up to exclusive 12.6.2.

How can I fix CVE-2022-42841?

To fix CVE-2022-42841, update your Apple macOS Ventura to version 13.1, update your Apple macOS Big Sur to version 11.7.2, or update your Apple macOS Monterey to version 12.6.2.

Where can I find more information about CVE-2022-42841?

You can find more information about CVE-2022-42841 at the following references: [Reference 1](https://support.apple.com/en-us/HT213532), [Reference 2](https://support.apple.com/en-us/HT213533), [Reference 3](https://support.apple.com/en-us/HT213534).

What company is responsible for addressing CVE-2022-42841?

Apple is responsible for addressing CVE-2022-42841.

CVE-2022-42841: Input Validation

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Credit

Affected Software

Event History

Parent advisories

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Frequently Asked Questions

What is CVE-2022-42841?

What software is affected by CVE-2022-42841?

How can I fix CVE-2022-42841?

Where can I find more information about CVE-2022-42841?

What company is responsible for addressing CVE-2022-42841?

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