critical
9.3
CWE
119
Advisory Published
CVE Published
Updated

CVE-2018-4383: Buffer Overflow

First published: Mon Sep 17 2018(Updated: )

A memory corruption issue was addressed with improved state management. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5.

Credit: Apple Apple Apple Apple product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple iPhone OS<12.0
Apple Mac OS X<10.14
Apple tvOS<12
Apple watchOS<5.0
Apple iOS<12
12
Apple tvOS<12
12
Apple watchOS<5
5
Apple macOS Mojave<10.14
10.14

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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 the vulnerability CVE-2018-4383?

    CVE-2018-4383 is a memory corruption issue in IOKit that was addressed with improved state management.

  • Which versions of iOS are affected by CVE-2018-4383?

    Versions of iOS prior to 12.0 are affected by CVE-2018-4383.

  • Which versions of macOS are affected by CVE-2018-4383?

    Versions of macOS prior to Mojave 10.14 are affected by CVE-2018-4383.

  • Which versions of tvOS are affected by CVE-2018-4383?

    Versions of tvOS prior to 12 are affected by CVE-2018-4383.

  • Which versions of watchOS are affected by CVE-2018-4383?

    Versions of watchOS prior to 5.0 are affected by CVE-2018-4383.

  • What is the severity of CVE-2018-4383?

    The severity of CVE-2018-4383 is critical with a severity score of 7.8.

  • How can I fix CVE-2018-4383?

    To fix CVE-2018-4383, update to the latest versions of iOS 12, macOS Mojave 10.14, tvOS 12, or watchOS 5.

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