high
7.8
CWE
416
Advisory Published
CVE Published
Updated

CVE-2018-4347: Use After Free

First published: Wed Sep 12 2018(Updated: )

A use after free issue was addressed with improved memory management. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5, iTunes 12.9 for Windows, iCloud for Windows 7.7.

Credit: Vasyl Tkachuk ReaddleVasyl Tkachuk Readdlean anonymous researcher Vasyl Tkachuk ReaddleVasyl Tkachuk ReaddleVasyl Tkachuk Readdle product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple iCloud for Windows<7.7
7.7
Apple iTunes for Windows<12.9
12.9
Apple watchOS<5
5
Apple macOS Mojave<10.14
10.14
Apple tvOS<12
12
Apple iOS<12
12
Apple iPhone OS<12.0
Apple Mac OS X<10.14
Apple tvOS<12
Apple watchOS<5.0
Apple iCloud<7.7
Apple iTunes<12.9
Microsoft Windows

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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-2018-4347?

    CVE-2018-4347 is a vulnerability in Apple devices that allows for a use after free issue due to improved memory management.

  • Which Apple devices are affected by CVE-2018-4347?

    Devices running iOS versions prior to 12, macOS Mojave versions prior to 10.14, tvOS versions prior to 12, watchOS versions prior to 5, iTunes for Windows versions prior to 12.9, and iCloud for Windows versions prior to 7.7 are affected by CVE-2018-4347.

  • What is the severity of CVE-2018-4347?

    CVE-2018-4347 has a severity rating of 7.8, which is considered high.

  • How can I fix CVE-2018-4347?

    To fix CVE-2018-4347, update your Apple devices to the latest versions of iOS, macOS Mojave, tvOS, watchOS, iTunes for Windows, and iCloud for Windows. Refer to Apple's support page for more information.

  • What is the Common Weakness Enumeration (CWE) ID for CVE-2018-4347?

    The CWE ID for CVE-2018-4347 is 416.

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