high
7.1
CWE
20 125
Advisory Published
CVE Published
Updated

CVE-2023-32420: Input Validation

First published: Thu May 18 2023(Updated: )

An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 16.5 and iPadOS 16.5, watchOS 9.5, tvOS 16.5, macOS Ventura 13.4. An app may be able to cause unexpected system termination or read kernel memory.

Credit: product-security@apple.com CertiK SkyFall Team Pinauten GmbHLinus Henze Pinauten GmbH product-security@apple.com CertiK SkyFall Team Pinauten GmbHLinus Henze Pinauten GmbHCertiK SkyFall Team Pinauten GmbHLinus Henze Pinauten GmbHCertiK SkyFall Team Pinauten GmbHLinus Henze Pinauten GmbH

Affected SoftwareAffected VersionHow to fix
Apple iOS<16.5
16.5
Apple iPadOS<16.5
16.5
<13.4
13.4
Apple tvOS<16.5
16.5
Apple watchOS<9.5
9.5
Apple iPadOS<16.5
Apple iPhone OS<16.5
Apple macOS>=13.0<13.4
Apple tvOS<16.5
Apple watchOS<9.5

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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-2023-32420?

    CVE-2023-32420 is a vulnerability related to IOSurfaceAccelerator that allows an app to cause unexpected system termination or read kernel memory.

  • Which software versions are affected by CVE-2023-32420?

    CVE-2023-32420 affects iOS up to version 16.5, iPadOS up to version 16.5, watchOS up to version 9.5, tvOS up to version 16.5, and macOS Ventura up to version 13.4.

  • How can CVE-2023-32420 be fixed?

    CVE-2023-32420 is fixed in iOS version 16.5 and iPadOS version 16.5, watchOS version 9.5, tvOS version 16.5, and macOS Ventura version 13.4.

  • What is the severity of CVE-2023-32420?

    CVE-2023-32420 has a severity level of 7.1 (high).

  • What are the references for CVE-2023-32420?

    The references for CVE-2023-32420 are: [Link 1](https://support.apple.com/en-us/HT213757), [Link 2](https://support.apple.com/en-us/HT213758), [Link 3](https://support.apple.com/en-us/HT213761).

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