critical
9.3
Advisory Published
CVE Published
Updated

CVE-2021-30774

First published: Mon Jul 19 2021(Updated: )

A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. A malicious application may be able to gain root privileges.

Credit: Yizhuo Wang Group of Software Security In ProgressYizhuo Wang Group of Software Security In ProgressYizhuo Wang Group of Software Security In ProgressYizhuo Wang Group of Software Security In Progress product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple iPadOS<14.7
Apple iPhone OS<14.7
Apple Mac OS X>=10.15<10.15.7
Apple Mac OS X=10.15.7
Apple Mac OS X=10.15.7-security_update_2020
Apple Mac OS X=10.15.7-security_update_2020-001
Apple Mac OS X=10.15.7-security_update_2020-005
Apple Mac OS X=10.15.7-security_update_2020-007
Apple Mac OS X=10.15.7-security_update_2021-001
Apple Mac OS X=10.15.7-security_update_2021-002
Apple Mac OS X=10.15.7-security_update_2021-003
Apple macOS<11.5
Apple tvOS<14.7
Apple watchOS<7.6
Apple watchOS<7.6
7.6
Apple Catalina
Apple macOS Big Sur<11.5
11.5
Apple tvOS<14.7
14.7

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is CVE-2021-30774?

    CVE-2021-30774 is a vulnerability in Crash Reporter that addressed a logic issue with improved validation.

  • Who is affected by CVE-2021-30774?

    Users of Apple watchOS (up to version 7.6), Apple tvOS (up to version 14.7), Apple Catalina, and Apple macOS Big Sur (up to version 11.5) are affected by CVE-2021-30774.

  • What is the severity of CVE-2021-30774?

    The severity of CVE-2021-30774 is not provided in the information available.

  • How can I fix CVE-2021-30774?

    To fix CVE-2021-30774, update your Apple watchOS, Apple tvOS, Apple Catalina, or Apple macOS Big Sur to the recommended versions provided by Apple.

  • Where can I find more information about CVE-2021-30774?

    You can find more information about CVE-2021-30774 on the official Apple support website: [https://support.apple.com/en-us/HT212604](https://support.apple.com/en-us/HT212604), [https://support.apple.com/en-us/HT212605](https://support.apple.com/en-us/HT212605), and [https://support.apple.com/en-us/HT212600](https://support.apple.com/en-us/HT212600).

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