CVE-2018-4372: Buffer Overflow

Published Oct 30, 2018
·
Updated

Multiple memory corruption issues were addressed with improved memory handling. This issue affected versions prior to iOS 12.1, tvOS 12.1, watchOS 5.1, Safari 12.0.1, iTunes 12.9.1, iCloud for Windows 7.8.

Other sources

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

Credit

HyungSeok Han, DongHyeon Oh, Sang Kil Cha(KAIST Softsec Lab), Korea, lokihardt(Google Project Zero), zhunki(360 ESG Codesafe Team), ngg, alippai, DirtYiCE, KT(Tresorit working with Trend Micro), Yu Haiwan, Wu Hongjun(Nanyang Technological University working with Trend Micro), 010(Trend Micro)

Affected Software

28 affected componentsFixes available
Apple tvOS<12.1
12.1
Apple WatchOS<5.1
5.1
Apple iCloud for Windows<7.8
7.8
Apple iTunes for Windows<12.9.1
12.9.1
Apple Safari<12.0.1
12.0.1
Apple iOS<12.1
12.1
Apple Safari<12.0.1
Apple iPhone OS<12.1
Apple tvOS<12.1
Apple WatchOS<5.1
Apple iCloud<7.8
Apple iTunes<12.9.1
Microsoft Windows
All of the following
Any of the following
Apple iCloud<7.8
Apple iTunes<12.9.1
Microsoft Windows
alpine/webkit2gtk<2.22.4-r0
2.22.4-r0
alpine/webkit2gtk<2.22.4-r0
2.22.4-r0
alpine/webkit2gtk<2.22.4-r0
2.22.4-r0
alpine/webkit2gtk<2.22.4-r0
2.22.4-r0
alpine/webkit2gtk<2.22.4-r0
2.22.4-r0
alpine/webkit2gtk<2.22.4-r0
2.22.4-r0
alpine/webkit2gtk<2.22.4-r0
2.22.4-r0
alpine/webkit2gtk<2.22.4-r0
2.22.4-r0
alpine/webkit2gtk<2.22.4-r0
2.22.4-r0
alpine/webkit2gtk<2.22.4-r0
2.22.4-r0
alpine/webkit2gtk<2.22.4-r0
2.22.4-r0
alpine/webkit2gtk<2.22.4-r0
2.22.4-r0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade tvOS to a version that resolves this vulnerability.

    Fixed in 12.1
  2. Upgrade

    Upgrade Apple iOS, iPadOS, and watchOS to a version that resolves this vulnerability.

    Fixed in 5.1
  3. Upgrade

    Upgrade Apple iCloud to a version that resolves this vulnerability.

    Fixed in 7.8
  4. Upgrade

    Upgrade iTunes to a version that resolves this vulnerability.

    Fixed in 12.9.1
  5. Upgrade

    Upgrade Safari to a version that resolves this vulnerability.

    Fixed in 12.0.1
  6. Upgrade

    Upgrade Apple iOS and iPadOS to a version that resolves this vulnerability.

    Fixed in 12.1
  7. Upgrade

    Upgrade alpine/webkit2gtk to a version that resolves this vulnerability.

    Fixed in 2.22.4-r0
  8. Upgrade

    Upgrade iOS to a version that resolves this vulnerability.

    Fixed in 12.1
  9. Upgrade

    Upgrade watchOS to a version that resolves this vulnerability.

    Fixed in 5.1
  10. Upgrade

    Upgrade iCloud for Windows to a version that resolves this vulnerability.

    Fixed in 7.8

Event History

Apr 3, 2019
CVE Published
via MITRE·05:43 PM
Data Sourced
via MITRE·05:43 PM
DescriptionWeakness
Data Sourced
via NVD·06:29 PM
DescriptionSeverityWeaknessAffected Software
Data Sourced
via OSV·06:29 PM
DescriptionSeverityAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of CVE-2018-4372?

The severity of CVE-2018-4372 is high.

2

Which versions of Safari are affected by CVE-2018-4372?

Versions prior to Safari 12.0.1 are affected by CVE-2018-4372.

3

Which versions of iOS are affected by CVE-2018-4372?

Versions prior to iOS 12.1 are affected by CVE-2018-4372.

4

Which versions of watchOS are affected by CVE-2018-4372?

Versions prior to watchOS 5.1 are affected by CVE-2018-4372.

5

Which versions of iTunes are affected by CVE-2018-4372?

Versions prior to iTunes 12.9.1 are affected by CVE-2018-4372.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203