First published: Mon Jul 09 2018(Updated: )
A type confusion issue was addressed with improved memory handling. This issue affected versions prior to iOS 11.4.1, tvOS 11.4.1, watchOS 4.3.2, Safari 11.1.2, iTunes 12.8 for Windows, iCloud for Windows 7.6.
Credit: found by OSS-Fuzz product-security@apple.com
Affected Software | Affected Version | How to fix |
---|---|---|
debian/webkit2gtk | 2.44.2-1~deb11u1 2.44.3-1~deb11u1 2.44.2-1~deb12u1 2.44.3-1~deb12u1 2.46.0-2 2.46.1-1 | |
tvOS | <11.4.1 | 11.4.1 |
Apple iOS, iPadOS, and watchOS | <4.3.2 | 4.3.2 |
Apple iCloud | <7.6 | 7.6 |
iTunes | <12.8 | 12.8 |
Safari | <11.1.2 | 11.1.2 |
Apple iOS and iPadOS | <11.4.1 | 11.4.1 |
Safari | <11.1.2 | |
iPhone OS | <11.4.1 | |
tvOS | <11.4.1 | |
Apple iOS, iPadOS, and watchOS | <4.3.2 | |
All of | ||
Any of | ||
iCloud | <7.6 | |
iTunes | <12.8 | |
Microsoft Windows Operating System | ||
iCloud | <7.6 | |
iTunes | <12.8 | |
Microsoft Windows Operating System |
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(Appears in the following advisories)
(Found alongside the following vulnerabilities)
CVE-2018-4284 is a type confusion vulnerability in WebKit that has been fixed in iOS 11.4.1, tvOS 11.4.1, watchOS 4.3.2, Safari 11.1.2, iTunes 12.8 for Windows, and iCloud for Windows 7.6.
CVE-2018-4284 has a severity score of 8.8, which is considered high.
Versions prior to iOS 11.4.1, tvOS 11.4.1, watchOS 4.3.2, Safari 11.1.2, iTunes 12.8 for Windows, and iCloud for Windows 7.6 are affected by CVE-2018-4284.
To fix CVE-2018-4284, update to iOS 11.4.1 or later, tvOS 11.4.1 or later, watchOS 4.3.2 or later, Safari 11.1.2 or later, iTunes 12.8 or later for Windows, and iCloud for Windows 7.6 or later.
You can find more information about CVE-2018-4284 at the following references: [link1](https://support.apple.com/en-us/HT208933), [link2](https://support.apple.com/en-us/HT208934), [link3](https://support.apple.com/en-us/HT208938).