high
7.8
CWE
416
Advisory Published
CVE Published
Updated

CVE-2023-32381: Use After Free

First published: Mon Jul 24 2023(Updated: )

A use-after-free issue was addressed with improved memory management. This issue is fixed in macOS Monterey 12.6.8, iOS 16.6 and iPadOS 16.6, tvOS 16.6, macOS Big Sur 11.7.9, macOS Ventura 13.5, watchOS 9.6. An app may be able to execute arbitrary code with kernel privileges.

Credit: an anonymous researcher Zweig Kunlun LabKaitao Xie Alibaba GroupXiaolong Bai Alibaba GroupCertik Skyfall Team Ant Security Lightpattern-f @pattern_F_ Ant Security LightMohamed GHANNAM @_simo36 an anonymous researcher Zweig Kunlun LabKaitao Xie Alibaba GroupXiaolong Bai Alibaba Groupan anonymous researcher Zweig Kunlun LabKaitao Xie Alibaba GroupXiaolong Bai Alibaba Groupan anonymous researcher Zweig Kunlun LabKaitao Xie Alibaba GroupXiaolong Bai Alibaba Groupan anonymous researcher Zweig Kunlun LabKaitao Xie Alibaba GroupXiaolong Bai Alibaba Groupan anonymous researcher Zweig Kunlun LabKaitao Xie Alibaba GroupXiaolong Bai Alibaba Group product-security@apple.com product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple iOS<16.6
16.6
Apple iPadOS<16.6
16.6
<13.5
13.5
<12.6.8
12.6.8
Apple macOS Big Sur<11.7.9
11.7.9
Apple tvOS<16.6
16.6
Apple watchOS<9.6
9.6
Apple iPadOS<16.6
Apple iPhone OS<16.6
Apple macOS>=11.0<11.7.9
Apple macOS>=12.0.0<12.6.8
Apple macOS>=13.0<13.5
Apple tvOS<16.6
Apple watchOS<9.6

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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-2023-32381?

    CVE-2023-32381 is a use-after-free vulnerability in the kernel of Apple operating systems.

  • How severe is CVE-2023-32381?

    CVE-2023-32381 has a severity rating of 7.8 (high).

  • Which versions of tvOS are affected by CVE-2023-32381?

    tvOS version up to 16.6 is affected by CVE-2023-32381.

  • How do I fix CVE-2023-32381 on iOS?

    Upgrade to iOS version 16.6 or later to fix CVE-2023-32381.

  • Where can I find more information about CVE-2023-32381?

    You can find more information about CVE-2023-32381 on the Apple support page: [link](https://support.apple.com/en-us/HT213848).

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