critical
9.3
CWE
119
Advisory Published
CVE Published
Updated

CVE-2018-4336: Buffer Overflow

First published: Mon Sep 17 2018(Updated: )

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

Credit: Brandon Azad Ian Beer Google Project ZeroMohamed Ghannam @_simo36 The UK's National Cyber Security Centre (NCSC) cc Trend MicroJuwei Lin @panicaII Trend Micro working with Trend MicroBrandon Azad Ian Beer Google Project ZeroMohamed Ghannam @_simo36 The UK's National Cyber Security Centre (NCSC) cc Trend Micro's Zero Day InitiativeJuwei Lin @panicaII Trend Micro working with Trend Micro's Zero Day InitiativeBrandon Azad Ian Beer Google Project ZeroMohamed Ghannam @_simo36 The UK's National Cyber Security Centre (NCSC) cc Trend MicroJuwei Lin @panicaII Trend Micro working with Trend MicroBrandon Azad Ian Beer Google Project ZeroMohamed Ghannam @_simo36 The UK's National Cyber Security Centre (NCSC) cc Trend MicroJuwei Lin @panicaII Trend Micro working with Trend Micro 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 macOS Mojave<10.14
10.14
Apple watchOS<5
5
Apple iOS<12
12
Apple tvOS<12
12

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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-2018-4336?

    CVE-2018-4336 is a memory corruption issue that was addressed with improved memory handling.

  • Which Apple products are affected by CVE-2018-4336?

    CVE-2018-4336 affects iOS versions prior to 12, macOS Mojave 10.14, tvOS versions prior to 12, and watchOS versions prior to 5.

  • How severe is CVE-2018-4336?

    CVE-2018-4336 has a severity rating of 7.8, which is classified as critical.

  • How do I fix CVE-2018-4336?

    To fix CVE-2018-4336, update your device to iOS 12, macOS Mojave 10.14, tvOS 12, or watchOS 5.

  • Where can I find more information about CVE-2018-4336?

    You can find more information about CVE-2018-4336 on the Apple support website.

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