high
7.6
CWE
362
Advisory Published
CVE Published
Updated

CVE-2021-30652: Race Condition

First published: Mon Apr 26 2021(Updated: )

A race condition was addressed with additional validation. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. A malicious application may be able to gain root privileges.

Credit: James Hutchins product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple macOS<11.3
11.3
tvOS<14.5
14.5
macOS Catalina
macOS Mojave
Apple iOS, iPadOS, and watchOS<14.5
14.5
Apple iOS, iPadOS, and watchOS<14.5
14.5
Apple iOS, iPadOS, and watchOS<7.4
7.4
Apple iOS, iPadOS, and watchOS<14.5
iStyle @cosme iPhone OS<14.5
Apple iOS and macOS>=10.14<=10.14.5
Apple iOS and macOS>=10.15<=10.15.5
Apple iOS and macOS=10.14.6
Apple iOS and macOS=10.14.6-security_update_2019-001
Apple iOS and macOS=10.14.6-security_update_2019-002
Apple iOS and macOS=10.14.6-security_update_2019-004
Apple iOS and macOS=10.14.6-security_update_2019-005
Apple iOS and macOS=10.14.6-security_update_2019-006
Apple iOS and macOS=10.14.6-security_update_2019-007
Apple iOS and macOS=10.14.6-security_update_2020-001
Apple iOS and macOS=10.14.6-security_update_2020-002
Apple iOS and macOS=10.14.6-security_update_2020-003
Apple iOS and macOS=10.14.6-security_update_2020-004
Apple iOS and macOS=10.14.6-security_update_2020-005
Apple iOS and macOS=10.14.6-security_update_2020-006
Apple iOS and macOS=10.14.6-security_update_2020-007
Apple iOS and macOS=10.14.6-security_update_2021-001
Apple iOS and macOS=10.14.6-security_update_2021-002
Apple iOS and macOS=10.14.6-supplemental_update
Apple iOS and macOS=10.14.6-supplemental_update_2
Apple iOS and macOS=10.15.6
Apple iOS and macOS=10.15.6-supplemental_update
Apple iOS and macOS=10.15.7
Apple iOS and macOS=10.15.7-security_update_2020
Apple iOS and macOS=10.15.7-security_update_2020-001
Apple iOS and macOS=10.15.7-security_update_2020-005
Apple iOS and macOS=10.15.7-security_update_2020-007
Apple iOS and macOS=10.15.7-security_update_2021-001
Apple iOS and macOS=10.15.7-supplemental_update
Apple iOS and macOS>=11.0<11.3
tvOS<14.5
Apple iOS, iPadOS, and watchOS<7.4

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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-2021-30652?

    CVE-2021-30652 is a vulnerability in the libxpc library that allows a race condition to occur.

  • Which software versions are affected by CVE-2021-30652?

    CVE-2021-30652 affects Apple iOS up to version 14.5, Apple iPadOS up to version 14.5, Apple watchOS up to version 7.4, Apple macOS Big Sur up to version 11.3, Apple Catalina, Apple tvOS up to version 14.5, and Apple Mojave.

  • How severe is CVE-2021-30652?

    The severity of CVE-2021-30652 is not specified.

  • How can I fix CVE-2021-30652?

    To fix CVE-2021-30652, update your Apple device to the latest version of the affected software.

  • Where can I find more information about CVE-2021-30652?

    You can find more information about CVE-2021-30652 on Apple's official security advisory page: [link](https://support.apple.com/en-us/HT212326)

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