critical
9.3
CWE
119
Advisory Published
CVE Published
Updated

CVE-2018-4426: Buffer Overflow

First published: Mon Sep 17 2018(Updated: )

Grand Central Dispatch. A memory corruption issue was addressed with improved memory handling.

Credit: Brandon Azad Brandon Azad Brandon Azad Brandon Azad Brandon Azad product-security@apple.com

Affected SoftwareAffected VersionHow to fix
tvOS<12
12
macOS Mojave<10.14.1
10.14.1
macOS High Sierra
macOS High Sierra
macOS Mojave<10.14
10.14
Apple iOS, iPadOS, and watchOS<12
12
Apple iOS, iPadOS, and watchOS<5
5
iStyle @cosme iPhone OS<12.0
Apple iOS and macOS<10.14
tvOS<12.0
Apple iOS, iPadOS, and watchOS<5.0

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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-2018-4426?

    CVE-2018-4426 is a memory corruption issue in Grand Central Dispatch that was addressed with improved memory handling.

  • Which versions of macOS Mojave are affected by CVE-2018-4426?

    Versions prior to macOS Mojave 10.14.1 are affected by CVE-2018-4426.

  • Which versions of iOS are affected by CVE-2018-4426?

    Versions prior to iOS 12 are affected by CVE-2018-4426.

  • Which versions of watchOS are affected by CVE-2018-4426?

    Versions prior to watchOS 5 are affected by CVE-2018-4426.

  • Which versions of tvOS are affected by CVE-2018-4426?

    Versions prior to tvOS 12 are affected by CVE-2018-4426.

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