CVE-2022-26740: Buffer Overflow

Published May 16, 2022
·
Updated

AMD. A buffer overflow issue was addressed with improved memory handling.

Other sources

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

— Apple

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in tvOS 15.5, macOS Monterey 12.4, iOS 15.5 and iPadOS 15.5. An application may be able to execute arbitrary code with kernel privileges.

apache. Multiple issues were addressed by updating apache to version 2.4.53.

— Apple

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

— Apple

AppleMobileFileIntegrity. An issue in the handling of environment variables was addressed with improved validation.

— Apple

Credit

an anonymous researcher, ABC Research s.r.o, CVE-2021-44224, CVE-2021-44790, CVE-2022-22719, CVE-2022-22720, CVE-2022-22721, Michael DePlante@@izobashi(Trend Micro Zero Day Initiative), Wojciech Reguła@@_r3ggi(SecuRing), Qi Sun(Trend Micro), Robert Ai(Trend Micro), Ye Zhang@@co0py_Cat(Baidu Security), Jon Thompson(Evolve), IA), Yonghwi Jin@@jinmo123(Theori), Linus Henze(Pinauten GmbH), actae0n(Blacksun Hackers Club working with Trend Micro Zero Day Initiative), Andrew Williams(Google), Avi Drissman(Google), Liu Long(Ant Security Light), Antonio Zekic@@antoniozekic, Jeonghoon Shin(Theori working with Trend Micro Zero Day Initiative), Jack Dates(RET2 Systems Inc), chenyuwang@@mzzzz__(Tencent Security Xuanwu Lab), Jordy Zomer@@pwningsystems, Peter Nguyễn Vũ Hoàng@@peternguyen14(STAR Labs), Ned Williamson(Google Project Zero), Arsenii Kostromin (0x3c3e)(Microsoft), Jonathan Bar Or(Microsoft), Zhipeng Huo@@R3dF09(Tencent Security Xuanwu Lab), Yuebin Sun@@yuebinsun2020(Tencent Security Xuanwu Lab), Max Shavrick@@_mxms(the Google Security Team), Zubair Ashraf(Crowdstrike), CVE-2022-0778, CVE-2022-23308, Paul Walker(Bury), Nathaniel Ekoniak(Ennate Technologies), Mickey Jin@@patch1t, @@gorelics, Peter Nguyễn Vũ Hoàng(STAR Labs), Felix Poulin-Belanger, Gergely Kalman@@gergely_kalman(Mandiant), (Mandiant), Joshua Mason(Mandiant), Antonio Cheong Yu Xuan(YCISCQ), Arsenii Kostromin (0x3c3e), Ron Waisberg(SecuRing), an anonymous researcher(SecuRing), (Perception Point), Ron Hass@@ronhass7(Perception Point), ryuzaki, Chijin Zhou(ShuiMuYuLin Ltd), Tsinghua wingtecher lab, Jeonghoon Shin(Theori), SorryMybad@@S0rryMybad(Kunlun Lab), Dongzhuo Zhao(ADLab of Venustech), Scarlet Raine, Wang Yu(Cyberserval), CVE-2022-0530, Tavis Ormandy, CVE-2021-45444

Affected Software

8 affected componentsFixes available
tvOS<15.5
15.5
macOS<12.4
12.4
Apple iOS and iPadOS<15.5
15.5
Apple iOS, iPadOS, and macOS<15.5
15.5
Apple iOS, iPadOS, and macOS<15.5
iPhone OS<15.5
macOS>=12.0<12.4
tvOS<15.5

Event History

May 16, 2022
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
Description
Updated
via Apple·12:00 AM
DescriptionWeakness
May 26, 2022
CVE Published
via MITRE·07:03 PM
Data Sourced
via MITRE·07:03 PM
DescriptionWeakness
Jul 20, 58413
Event
05:10 AM

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-2022-26740?

CVE-2022-26740 is an out-of-bounds write vulnerability in AVEVideoEncoder that has been addressed with improved bounds checking.

2

Which products are affected by CVE-2022-26740?

CVE-2022-26740 affects Apple tvOS up to version 15.5, macOS Monterey up to version 12.4, Apple iOS up to version 15.5, and Apple iPadOS up to version 15.5.

3

How severe is CVE-2022-26740?

The severity of CVE-2022-26740 depends on several factors such as the attacker's capabilities and the system's configuration, but since it has been addressed with improved bounds checking, it is recommended to update the affected software to the patched versions.

4

How can I fix CVE-2022-26740?

To fix CVE-2022-26740, you should update the affected software (tvOS, macOS Monterey, iOS, and iPadOS) to the patched versions (15.5 for tvOS and iOS, and 12.4 for macOS Monterey).

5

Where can I find more information about CVE-2022-26740?

You can find more information about CVE-2022-26740 on the Apple support page: [CVE-2022-26740](https://support.apple.com/en-us/HT213254).

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