medium
5.5
CWE
276
Advisory Published
CVE Published
Updated

CVE-2021-1832

First published: Mon Apr 26 2021(Updated: )

Copied files may not have the expected file permissions. This issue is fixed in Security Update 2021-002 Catalina, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. The issue was addressed with improved permissions logic.

Credit: an anonymous researcher an anonymous researcher an anonymous researcher an anonymous researcher an anonymous researcher product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple iOS<14.5
14.5
Apple iPadOS<14.5
14.5
Apple tvOS<14.5
14.5
<7.4
7.4
Apple macOS Big Sur<11.3
11.3
Apple Catalina
Apple iPadOS<14.5
Apple iPhone OS<14.5
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-supplemental_update
Apple macOS>=11.0<11.3
Apple tvOS<14.5
Apple 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-2021-1832?

    CVE-2021-1832 is a vulnerability in the Kernel where copied files may not have the expected file permissions.

  • Which software is affected by CVE-2021-1832?

    CVE-2021-1832 affects Apple iOS 14.5, Apple iPadOS 14.5, Apple watchOS 7.4, Apple macOS Big Sur 11.3, Apple Catalina, and Apple tvOS 14.5.

  • What is the severity of CVE-2021-1832?

    The severity of CVE-2021-1832 is not specified.

  • How can I fix CVE-2021-1832?

    To fix CVE-2021-1832, update your affected software to the specified versions provided by Apple.

  • Where can I find more information about CVE-2021-1832?

    You can find more information about CVE-2021-1832 on the Apple support website.

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