high
7.8
CWE
416
Advisory Published
CVE Published
Updated

CVE-2023-35993: Use After Free

First published: Mon Jul 24 2023(Updated: )

Kernel. A use-after-free issue was addressed with improved memory management.

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 product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple macOS Monterey<12.6.8
12.6.8
Apple macOS<11.7.9
11.7.9
Apple macOS<13.5
13.5
watchOS<9.6
9.6
tvOS<16.6
16.6
Apple iOS<16.6
16.6
iPadOS<16.6
16.6
Apple iOS<15.7.8
15.7.8
iPadOS<15.7.8
15.7.8
iPadOS<15.7.8
iPadOS>=16.0<16.6
Apple iPhone OS<15.7.8
Apple iPhone OS>=16.0<16.6
Apple macOS>=11.0<11.7.9
Apple macOS>=12.0.0<12.6.8
Apple macOS>=13.0<13.5
tvOS<16.6
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-2023-35993?

    CVE-2023-35993 is a use-after-free vulnerability in the kernel of Apple devices.

  • What is the severity of CVE-2023-35993?

    CVE-2023-35993 has a severity rating of 7.8 (high).

  • Which Apple devices are affected by CVE-2023-35993?

    CVE-2023-35993 affects macOS Monterey 12.6.8, iOS 15.7.8 and iPadOS 15.7.8, iOS 16.6 and iPadOS 16.6, tvOS 16.6, macOS Big Sur 11.7.9, macOS Ventura 13.5, and watchOS 9.6.

  • How can I fix CVE-2023-35993?

    To fix CVE-2023-35993, you should update your Apple devices to the respective fixed versions listed in the Apple support articles.

  • Where can I find more information about CVE-2023-35993?

    You can find more information about CVE-2023-35993 on the Apple support articles: [link1], [link2], [link3].

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