CWE
787
Advisory Published
CVE Published
Updated

CVE-2021-30748

First published: Mon Jul 19 2021(Updated: )

A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 14.7, macOS Big Sur 11.5. An application may be able to execute arbitrary code with kernel privileges.

Credit: George Nosenko George Nosenko product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple macOS Big Sur<11.5
11.5
Apple tvOS<14.7
14.7
Apple iPadOS<14.7
Apple iPhone OS<14.7
Apple macOS<11.5
Apple tvOS<14.7

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Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is CVE-2021-30748?

    CVE-2021-30748 is a memory corruption issue in AVEVideoEncoder that has been addressed with improved state management.

  • How does CVE-2021-30748 impact Apple tvOS?

    CVE-2021-30748 affects Apple tvOS up to version 14.7.

  • How does CVE-2021-30748 impact Apple macOS Big Sur?

    CVE-2021-30748 affects Apple macOS Big Sur up to version 11.5.

  • How can I fix CVE-2021-30748 on Apple tvOS?

    To fix CVE-2021-30748 on Apple tvOS, update to version 14.7 or later.

  • How can I fix CVE-2021-30748 on Apple macOS Big Sur?

    To fix CVE-2021-30748 on Apple macOS Big Sur, update to version 11.5 or later.

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