medium
6.5
CWE
476
Advisory Published
CVE Published
Updated

CVE-2022-22638: Null Pointer Dereference

First published: Mon Mar 14 2022(Updated: )

A null pointer dereference was addressed with improved validation. This issue is fixed in tvOS 15.4, iOS 15.4 and iPadOS 15.4, macOS Big Sur 11.6.5, Security Update 2022-003 Catalina, watchOS 8.5, macOS Monterey 12.3. An attacker in a privileged position may be able to perform a denial of service attack.

Credit: derrek @derrekr6 derrek @derrekr6 derrek @derrekr6 derrek @derrekr6 derrek @derrekr6 derrek @derrekr6 product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple tvOS<15.4
15.4
Apple watchOS<8.5
8.5
Apple macOS Monterey<12.3
12.3
Apple macOS Big Sur<11.6.5
11.6.5
Apple Catalina
Apple iOS<15.4
15.4
Apple iPadOS<15.4
15.4
Apple iPadOS<15.4
Apple iPhone OS<15.4
Apple Mac OS X>=10.15<10.15.7
Apple Mac OS X=10.15.7-security_update_2022-001
Apple Mac OS X=10.15.7-security_update_2022-002
Apple macOS>=11.6<11.6.5
Apple macOS>=12.0<12.3
Apple macOS=10.15.7
Apple tvOS<15.4
Apple watchOS<8.5

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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-2022-22638?

    CVE-2022-22638 is a vulnerability in the kernel that allows for a null pointer dereference.

  • How does CVE-2022-22638 affect Apple products?

    CVE-2022-22638 affects Apple products such as macOS Big Sur, watchOS, iOS, iPadOS, tvOS, and macOS Monterey.

  • What is the severity of CVE-2022-22638?

    The severity of CVE-2022-22638 is not specified.

  • How can I fix CVE-2022-22638?

    To fix CVE-2022-22638, update to the latest version of the affected Apple products.

  • Where can I find more information about CVE-2022-22638?

    You can find more information about CVE-2022-22638 on the Apple support website.

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