CVE-2018-4264: Buffer Overflow

Published Jul 9, 2018
·
Updated

Last updated 24 July 2024

Other sources

Multiple memory corruption issues were 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.

Launchpad

WebKit. Multiple memory corruption issues were addressed with improved memory handling.

Credit

Omair(Trend Micro), Mateusz Krzywicki(Trend Micro), Arayz(Trend Micro), found by OSS-Fuzz, Yu Zhou, Jundong Xie(Ant), cc(Trend Micro), Arayz(Pangu team working with Trend Micro)

Affected Software

17 affected componentsFixes available
debian/webkit2gtk
2.44.2-1~deb11u12.44.3-1~deb11u12.44.2-1~deb12u12.44.3-1~deb12u12.46.0-22.46.1-1
Apple tvOS<11.4.1
11.4.1
Apple WatchOS<4.3.2
4.3.2
Apple iCloud for Windows<7.6
7.6
Apple iTunes for Windows<12.8
12.8
Apple Safari<11.1.2
11.1.2
Apple iOS<11.4.1
11.4.1
Apple Safari<11.1.2
Apple iPhone OS<11.4.1
Apple tvOS<11.4.1
Apple WatchOS<4.3.2
All of the following
Any of the following
Apple iCloud<7.6
Apple iTunes<12.8
Microsoft Windows
Apple iCloud<7.6
Apple iTunes<12.8
Microsoft Windows

Event History

Apr 3, 2019
CVE Published
via MITRE·05:43 PM
Data Sourced
via MITRE·05:43 PM
DescriptionWeakness
Jan 11, 2024
Data Sourced
via Launchpad·11:04 PM
Description
Sep 16, 2024
Data Sourced
via Ubuntu·02:04 AM
RemedyDescriptionSeverityAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2018-4264?

CVE-2018-4264 is a vulnerability in WebKit that allows memory corruption.

2

Which versions of iOS, tvOS, watchOS, Safari, iTunes, and iCloud are affected by CVE-2018-4264?

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-2018-4264.

3

What is the severity of CVE-2018-4264?

CVE-2018-4264 has a severity value of 8.8, which is considered high.

4

How do I fix CVE-2018-4264 on Ubuntu?

To fix CVE-2018-4264 on Ubuntu, update the webkit2gtk package to version 2.20.5-0ubuntu0.18.04.1.

5

How do I fix CVE-2018-4264 on Apple devices?

To fix CVE-2018-4264 on Apple devices, update 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.

Contact

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