high
7.8
CWE
20 125
Advisory Published
CVE Published
Updated

CVE-2018-4371: Input Validation

First published: Tue Oct 30 2018(Updated: )

An out-of-bounds read was addressed with improved input validation. This issue affected versions prior to iOS 12.1, macOS Mojave 10.14.1, tvOS 12.1, watchOS 5.1.

Credit: Tim Michaud @TimGMichaud Leviathan Security Group product-security@apple.com

Affected SoftwareAffected VersionHow to fix
tvOS<12.1
12.1
macOS Mojave<10.14.1
10.14.1
macOS High Sierra
macOS High Sierra
Apple iOS, iPadOS, and watchOS<12.1
12.1
Apple iOS, iPadOS, and watchOS<5.1
5.1
iStyle @cosme iPhone OS<12.1
Apple iOS and macOS<10.14.1
tvOS<12.1
Apple iOS, iPadOS, and watchOS<5.1

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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-2018-4371?

    CVE-2018-4371 is a vulnerability that allows an attacker to perform an out-of-bounds read due to improved input validation.

  • Which versions of macOS are affected by CVE-2018-4371?

    Versions prior to macOS Mojave 10.14.1 are affected.

  • Which versions of iOS are affected by CVE-2018-4371?

    Versions prior to iOS 12.1 are affected.

  • Which versions of tvOS are affected by CVE-2018-4371?

    Versions prior to tvOS 12.1 are affected.

  • Which versions of watchOS are affected by CVE-2018-4371?

    Versions prior to watchOS 5.1 are affected.

  • How can I fix CVE-2018-4371 on macOS Mojave?

    Update to macOS Mojave 10.14.1 or later to fix CVE-2018-4371.

  • How can I fix CVE-2018-4371 on iOS?

    Update to iOS 12.1 or later to fix CVE-2018-4371.

  • How can I fix CVE-2018-4371 on tvOS?

    Update to tvOS 12.1 or later to fix CVE-2018-4371.

  • How can I fix CVE-2018-4371 on watchOS?

    Update to watchOS 5.1 or later to fix CVE-2018-4371.

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