high
7.8
CWE
416
Advisory Published
CVE Published
Updated

CVE-2023-27969: Use After Free

First published: Mon Mar 27 2023(Updated: )

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Ventura 13.3, iOS 16.4 and iPadOS 16.4, iOS 15.7.4 and iPadOS 15.7.4, tvOS 16.4, watchOS 9.4. An app may be able to execute arbitrary code with kernel privileges.

Credit: Xinru Chi Pangu LabNed Williamson Google Project ZeroAdam Doupé ASU SEFCOMAdam Doupé ASU SEFCOMAdam Doupé ASU SEFCOMAdam Doupé ASU SEFCOMAdam Doupé ASU SEFCOM product-security@apple.com product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple tvOS<16.4
16.4
Apple watchOS<9.4
9.4
Apple iOS<15.7.4
15.7.4
Apple iPadOS<15.7.4
15.7.4
Apple Ipad Os<15.7.4
Apple Ipad Os>=16.0<16.4
Apple iPhone OS<15.7.4
Apple iPhone OS>=16.0<16.4
Apple macOS>=13.0<13.3
Apple tvOS<16.4
Apple watchOS<9.4
Apple macOS Ventura<13.3
13.3
Apple iOS<16.4
16.4
Apple iPadOS<16.4
16.4
Apple iPadOS<15.7.4
Apple iPadOS>=16.0<16.4

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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-2023-27969?

    CVE-2023-27969 is a use after free vulnerability in the kernel of Apple devices.

  • How severe is CVE-2023-27969?

    CVE-2023-27969 has a severity rating of 7.8 out of 10, which is considered high.

  • Which devices are affected by CVE-2023-27969?

    Devices running watchOS up to version 9.4, tvOS up to version 16.4, iOS up to version 15.7.4, iPadOS up to version 15.7.4, iOS up to version 16.4, and iPadOS up to version 16.4 are affected by CVE-2023-27969.

  • How can I fix CVE-2023-27969?

    To fix CVE-2023-27969, update your device to the latest version of watchOS, tvOS, iOS, or iPadOS available.

  • Where can I find more information about CVE-2023-27969?

    You can find more information about CVE-2023-27969 on the Apple support website.

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