high
8.8
Advisory Published
CVE Published
CVE Published
Updated

CVE-2018-4361

First published: Wed Sep 12 2018(Updated: )

A memory consumption issue was addressed with improved memory handling. This issue affected versions prior to iOS 12, tvOS 12, watchOS 5, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7.

Credit: found by OSS-Fuzz product-security@apple.com

Affected SoftwareAffected VersionHow to fix
ubuntu/webkit2gtk<2.22.2-0ubuntu0.18.04.1
2.22.2-0ubuntu0.18.04.1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.0
2.22.0
debian/webkit2gtk
2.44.2-1~deb11u1
2.44.2-1~deb12u1
2.44.2-1
tvOS<12
12
Apple Mobile Safari<12
12
Apple iOS, iPadOS, and watchOS<12
12
Apple iOS, iPadOS, and watchOS<5
5
Apple iCloud<7.7
7.7
Apple iTunes<12.9
12.9
Apple Mobile Safari<12
iStyle @cosme iPhone OS<12.0
tvOS<12
Apple iOS, iPadOS, and watchOS<5.0
All of
Any of
Apple iCloud for Windows<7.7
Apple iTunes for Windows<12.9
Microsoft Windows
Apple iCloud for Windows<7.7
Apple iTunes for Windows<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-2018-4361?

    CVE-2018-4361 is a memory consumption issue in WebKit.

  • What versions are affected by CVE-2018-4361?

    Versions prior to iOS 12, tvOS 12, watchOS 5, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7 are affected.

  • How severe is CVE-2018-4361?

    CVE-2018-4361 has a severity rating of 8.8 (high).

  • How can I fix CVE-2018-4361?

    Update to iOS 12 or later, tvOS 12 or later, watchOS 5 or later, Safari 12 or later, iTunes 12.9 for Windows or later, iCloud for Windows 7.7 or later.

  • Where can I find more information about CVE-2018-4361?

    You can find more information about CVE-2018-4361 at the following links: [support.apple.com/HT209106](https://support.apple.com/HT209106), [support.apple.com/HT209107](https://support.apple.com/HT209107), [support.apple.com/HT209108](https://support.apple.com/HT209108).

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