CVE-2022-42803: Race Condition

Published Oct 24, 2022
·
Updated

A race condition was addressed with improved locking. This issue is fixed in tvOS 16.1, iOS 15.7.1 and iPadOS 15.7.1, macOS Ventura 13, watchOS 9.1, iOS 16.1 and iPadOS 16, macOS Monterey 12.6.1. An app may be able to execute arbitrary code with kernel privileges.

Other sources

Accelerate Framework. A memory consumption issue was addressed with improved memory handling.

— Apple

APFS. An access issue was addressed with improved access restrictions.

— Apple

Apple Neural Engine. The issue was addressed with improved memory handling.

— Apple

Apple TV. The issue was addressed with improved handling of caches.

— Apple

AppleAVD. A memory corruption issue was addressed with improved state management.

— Apple

Credit

Xinru Chi(Pangu Lab), John Aakerblom@@jaakerblom, Arsenii Kostromin (0x3c3e), Kshitij Kumar(Crowdstrike), Jai Musunuri(Crowdstrike), CVE-2022-32205, CVE-2022-32206, CVE-2022-32207, CVE-2022-32208, Sergii Kryvoblotskyi(MacPaw Inc), Linus Henze(Pinauten GmbH), Tommy Muir@@Muirey03, Jiří Vinopal@@vinopaljiri(Check Point Research), Sonali Luthar(the University of Virginia), Michael Liao(the University of Illinois at Urbana), Rohan Pahwa(Rutgers University), (University of Florida), Bao Nguyen(University of Florida), Bistrit Dahal, Csaba Fitzl@@theevilbit(Offensive Security), Wojciech Reguła(SecuRing), Ron Masas (breakpoint.sh)(BreakPoint Technologies LTD), Pan ZhenPeng@@Peterpan0927, Asahi Lina@@LinaAsahi, Yutao Wang@@Jack, Yu Zhou@@yuzhou6666, Evgeny Legerov(Intevydis), Joshua Jones, Yiğit Can YILMAZ@@yilmazcanyigit, Mickey Jin@@patch1t, CVE-2022-1622, Antonio Zekic@@antoniozekic, Peter Pan ZhenPeng(STAR Labs), Tingting Yin(Tsinghua University), Zweig(Kunlun Lab), Ian Beer(Google Project Zero), Tim Michaud@@TimGMichaud(Moveworks), Wojciech Reguła@@_r3ggi(SecuRing), Ron Masas(breakpointhq), an anonymous researcher, Xingwei Lin@@xwlin_roy(Ant Security Light), Yinyi Wu(Ant Security Light), CVE-2021-39537, CVE-2022-29458, Gustav Hansen(WithSecure), Ubeydullah Sümer, Mickey Jin@@patch1t(Trend Micro), Ezekiel Elin, Ashwani Rajput(Nagarro Software Pvt), Srijan Shivam Mishra(The Hack Report), Jugal Goradia(Aastha Technologies), Evan Ricafort (evanricafort.com)(Invalid Web Security), Shesha Sai C (linkedin.com/in/shesha-sai-c-18585b125)(Pune), (Pune), Amod Raghunath Patwardhan(Pune), India, CVE-2022-28739, Rohit Chatterjee(University of Illinois Urbana), Justin Bui@@slyd0g(Snowflake), Cristian Dinca(Tudor Vianu National High School of Computer Science of), Om kothawade(Zaprico Digital), Andrew Goldberg(The McCombs School of Business), The University(Texas at Austin), Felix Poulin-Belanger, CVE-2021-36690, Adam Chester(TrustedSec), Thijs Alkemade@@xnyhps(Computest Sector 7), CVE-2022-0261, CVE-2022-0318, CVE-2022-0319, CVE-2022-0351, CVE-2022-0359, CVE-2022-0361, CVE-2022-0368, CVE-2022-0392, CVE-2022-0554, CVE-2022-0572, CVE-2022-0629, CVE-2022-0685, CVE-2022-0696, CVE-2022-0714, CVE-2022-0729, CVE-2022-0943, CVE-2022-1381, CVE-2022-1420, CVE-2022-1725, CVE-2022-1616, CVE-2022-1619, CVE-2022-1620, CVE-2022-1621, CVE-2022-1629, CVE-2022-1674, CVE-2022-1733, CVE-2022-1735, CVE-2022-1769, CVE-2022-1927, CVE-2022-1942, CVE-2022-1968, CVE-2022-1851, CVE-2022-1897, CVE-2022-1898, CVE-2022-1720, CVE-2022-2000, CVE-2022-2042, CVE-2022-2124, CVE-2022-2125, CVE-2022-2126, Francisco Alonso@@revskills, P1umer@@p1umer, afang@@afang5472, xmzyshypnc@@xmzyshypnc1, Jeonghoon Shin at Theori@@singi21a(Trend Micro Zero Day Initiative), Jihwan Kim@@gPayl0ad, Dohyun Lee@@l33d0hyun, Dohyun Lee@@l33d0hyun(SSD Labs), Abdulrahman Alqabandi(Microsoft Browser Vulnerability Research), Ryan Shin(IAAI SecLab at Korea University), Dohyun Lee@@l33d0hyun(DNSLab at Korea University), Wonyoung Jung@@nonetype_pwn(KAIST Hacking Lab), Yonghwi Jin at Theori@@jinmo123(Trend Micro Zero Day Initiative), 楼梦想改造家@@18(DBAppSecurity's WeBin lab), @@jq0904(DBAppSecurity's WeBin lab), Jeff Johnson, Wang Yu(Cyberserval), Evgeny Legerov, Yinyi Wu(Google Project Zero), ABC Research s.r.o(Google Project Zero), Natalie Silvanovich(Google Project Zero), Tommaso Bianco@@cutesmilee__, Antonio Zekic@@antoniozekic(Google Project Zero), Koh M. Nakagawa(FFRI Security Inc), Anonymous(Trend Micro Zero Day Initiative), ABC Research s.r.o., Jonathan Bar Or(Microsoft), Jonathan Zhang(Open Computing Facility), David Hoyt(Hoyt LLC), Guilherme Rambo(Best Buddy Apps), Halle Winkler@@hallewinkler(Politepix), Thijs Alkemade(Computest Sector 7), Arsenii Kostromin, Mohamed Ghannam@@_simo36, ryuzaki, IES Red Team(ByteDance), Mir Masood Ali(Illinois at Chicago), PhD student(Illinois at Chicago), University(Illinois at Chicago), MS student(Illinois at Chicago), Stony Brook University; Mohammad Ghasemisharif(Illinois at Chicago), PhD Candidate(Illinois at Chicago), Associate Professor(Illinois at Chicago), Stony Brook University; Jason Polakis(Illinois at Chicago), Dr Hideaki Goto(Tohoku University), Japan, Willy R. Vasquez(The University of Texas at Austin)

Affected Software

14 affected componentsFixes available
Apple tvOS<16.1
16.1
Apple WatchOS<9.1
9.1
Apple macOS Monterey<12.6.1
12.6.1
Apple macOS Ventura<13
13
Apple iOS<16.1
16.1
Apple iPadOS<16
16
Apple iOS<15.7.1
15.7.1
Apple iPadOS<15.7.1
15.7.1
Apple iPadOS<15.7.1
Apple iPhone OS<15.7.1
Apple iPhone OS=16.0
Apple macOS<12.6.1
Apple tvOS<16.1
Apple WatchOS<9.1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade tvOS to a version that resolves this vulnerability.

    Fixed in 16.1
  2. Upgrade

    Upgrade Apple iOS, iPadOS, and watchOS to a version that resolves this vulnerability.

    Fixed in 9.1
  3. Upgrade

    Upgrade macOS to a version that resolves this vulnerability.

    Fixed in 12.6.1
  4. Upgrade

    Upgrade macOS Ventura to a version that resolves this vulnerability.

    Fixed in 13
  5. Upgrade

    Upgrade Apple iOS and iPadOS to a version that resolves this vulnerability.

    Fixed in 16.1
  6. Upgrade

    Upgrade Apple iOS, iPadOS, and macOS to a version that resolves this vulnerability.

    Fixed in 16
  7. Upgrade

    Upgrade Apple iOS and iPadOS to a version that resolves this vulnerability.

    Fixed in 15.7.1
  8. Upgrade

    Upgrade Apple iOS, iPadOS, and macOS to a version that resolves this vulnerability.

    Fixed in 15.7.1

Event History

Nov 1, 2022
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionWeakness
Data Sourced
via NVD·08:15 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is CVE-2022-42803?

CVE-2022-42803 is a vulnerability in the kernel that was addressed with improved locking to fix a race condition.

2

Which software is affected by CVE-2022-42803?

Apple iOS (up to and excluding version 16.1), Apple iPadOS (up to and excluding version 16), Apple macOS Monterey (up to and excluding version 12.6.1), Apple iOS (up to and excluding version 15.7.1), Apple iPadOS (up to and excluding version 15.7.1), Apple tvOS (up to and excluding version 16.1), Apple watchOS (up to and excluding version 9.1), and Apple macOS Ventura (up to and excluding version 13) are affected by CVE-2022-42803.

3

How severe is CVE-2022-42803?

The severity of CVE-2022-42803 is not specified.

4

How can I fix CVE-2022-42803?

To fix CVE-2022-42803, update your software to the respective versions mentioned in the affected software list.

5

Where can I find more information about CVE-2022-42803?

You can find more information about CVE-2022-42803 at the following references: [Apple Support Page 1](https://support.apple.com/en-us/HT213494), [Apple Support Page 2](https://support.apple.com/en-us/HT213489), [Apple Support Page 3](https://support.apple.com/en-us/HT213491).

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