CVE-2022-42808: Use After Free

Published Oct 24, 2022
·
Updated

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

Other sources

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in tvOS 16.1, iOS 16.1 and iPadOS 16, macOS Ventura 13, watchOS 9.1. A remote user may be able to cause kernel code execution.

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

Zweig(Kunlun Lab), Willy R. Vasquez(The University of Texas at Austin), Peter Pan ZhenPeng(STAR Labs), Tingting Yin(Tsinghua University), Tommy Muir@@Muirey03, Tim Michaud@@TimGMichaud(Moveworks), Xinru Chi(Pangu Lab), John Aakerblom@@jaakerblom, Ian Beer(Google Project Zero), an anonymous researcher, Xingwei Lin@@xwlin_roy(Ant Security Light), Yinyi Wu(Ant Security Light), 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), Justin Bui@@slyd0g(Snowflake), Cristian Dinca(Tudor Vianu National High School of Computer Science of), Francisco Alonso@@revskills, 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), Yonghwi Jin at Theori@@jinmo123(Trend Micro Zero Day Initiative), Wonyoung Jung@@nonetype_pwn(KAIST Hacking Lab), Dr Hideaki Goto(Tohoku University), Japan, Evgeny Legerov, Mohamed Ghannam@@_simo36, Mickey Jin@@patch1t, Csaba Fitzl@@theevilbit(Offensive Security), Anonymous(Trend Micro Zero Day Initiative), ABC Research s.r.o., Jonathan Zhang(Open Computing Facility), Guilherme Rambo(Best Buddy Apps), Bistrit Dahal, Asahi Lina@@LinaAsahi, Yinyi Wu(Google Project Zero), ABC Research s.r.o(Google Project Zero), Natalie Silvanovich(Google Project Zero), Tommaso Bianco@@cutesmilee__, Antonio Zekic@@antoniozekic, Antonio Zekic@@antoniozekic(Google Project Zero), Wojciech Reguła@@_r3ggi(SecuRing), Koh M. Nakagawa(FFRI Security Inc), Jonathan Bar Or(Microsoft), Mickey Jin@@patch1t(Trend Micro), David Hoyt(Hoyt LLC), Halle Winkler@@hallewinkler(Politepix), Thijs Alkemade(Computest Sector 7), Arsenii Kostromin, 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), 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), Wojciech Reguła(SecuRing), Ron Masas (breakpoint.sh)(BreakPoint Technologies LTD), Pan ZhenPeng@@Peterpan0927, Yutao Wang@@Jack, Yu Zhou@@yuzhou6666, Evgeny Legerov(Intevydis), Joshua Jones, Yiğit Can YILMAZ@@yilmazcanyigit, CVE-2022-1622, Ron Masas(breakpointhq), CVE-2021-39537, CVE-2022-29458, Gustav Hansen(WithSecure), Ubeydullah Sümer, 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), 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, P1umer@@p1umer, afang@@afang5472, xmzyshypnc@@xmzyshypnc1, Jeonghoon Shin at Theori@@singi21a(Trend Micro Zero Day Initiative), 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), ryuzaki

Affected Software

10 affected componentsFixes available
Apple tvOS<16.1
16.1
Apple WatchOS<9.1
9.1
Apple macOS Ventura<13
13
Apple iOS<16.1
16.1
Apple iPadOS<16
16
Apple iPadOS<16.0
Apple iPhone OS<16.1
Apple macOS<13.0
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 Ventura to a version that resolves this vulnerability.

    Fixed in 13
  4. Upgrade

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

    Fixed in 16.1
  5. Upgrade

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

    Fixed in 16
  6. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 13
  7. Upgrade

    Upgrade curl to a version that resolves this vulnerability.

    Fixed in 7.84.0
  8. Upgrade

    Upgrade iOS/iPadOS/tvOS/macOS/watchOS to a version that resolves this vulnerability.

    Fixed in 16.1
  9. Upgrade

    Upgrade iPadOS to a version that resolves this vulnerability.

    Fixed in 16
  10. Upgrade

    Upgrade watchOS to a version that resolves this vulnerability.

    Fixed in 9.1
  11. Configuration

    Address the code signature validation issue by using improved checks as described.

    Code signature validation validation logic = improved checks
  12. Configuration

    Address the symlink validation issue by implementing improved validation of symlinks as described.

    Symlink handling symlink validation = improved validation
  13. Configuration

    Address out-of-bounds read/write issues by implementing improved input validation and improved bounds checking as described.

    Bounds handling bounds checking/input validation = improved
  14. Configuration

    Address memory corruption/use-after-free/race and memory consumption issues by implementing improved memory handling, improved state management, improved locking, and improved memory management as described.

    Memory handling state/memory management = improved
  15. Configuration

    Address the entitlement-related issue by removing the additional entitlements as described.

    Entitlements remove additional entitlements = removed
  16. Configuration

    Address the information disclosure/vulnerable-code issue by removing the vulnerable code as described.

    Vulnerable code code removal = removed
  17. Compensating control

    Apply additional sandbox restrictions on third party apps as described for the access issues.

  18. Compensating control

    Apply additional restrictions on observability of app states as described for the related issue.

Event History

Oct 24, 2022
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
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.

Frequently Asked Questions

1

What is the vulnerability ID for this issue?

The vulnerability ID for this issue is CVE-2022-42808.

2

What is the affected software for this vulnerability?

The affected software includes Apple iOS up to version 16.1, Apple iPadOS up to version 16, Apple tvOS up to version 16.1, Apple watchOS up to version 9.1, and Apple macOS Ventura up to version 13.

3

What is the severity of CVE-2022-42808?

The severity of CVE-2022-42808 is not mentioned in the provided information.

4

How can I fix CVE-2022-42808?

To fix CVE-2022-42808, update your software to the latest version provided by Apple.

5

Where can I find more information about CVE-2022-42808?

You can find more information about CVE-2022-42808 on the Apple support website.

Company

Resources

Contact

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