CVE-2019-8811: High severity Apple tvOS vulnerability

Published Oct 28, 2019
·
Updated

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 13.2 and iPadOS 13.2, tvOS 13.2, watchOS 6.1, Safari 13.0.3, iTunes for Windows 12.10.2, iCloud for Windows 11.0, iCloud for Windows 7.15. Processing maliciously crafted web content may lead to arbitrary code execution.

Other sources

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

WebKitGTK Security Advisory WSA-2019-0006 describes the following issue:

CVE-2019-8811

Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed with improved memory handling.

Versions affected: WebKitGTK before 2.26.1 and WPE WebKit before 2.26.1.

— Red Hat

Credit

Cheolung Lee(LINE), Soyeon Park(SSLab at Georgia Tech), Samuel Groß(Google Project Zero), Sergei Glazunov(Google Project Zero), found by OSS-Fuzz, JunDong Xie(Ant), zhunki(Codesafe Team of Legendsec at Qi)

Affected Software

27 affected componentsFixes available
redhat/webkitgtk<2.26.1
2.26.1
Apple tvOS<13.2
13.2
Apple WatchOS<6.1
6.1
Apple iCloud for Windows<7.15
7.15
Apple iTunes for Windows<12.10.2
12.10.2
Apple Safari<13.0.3
13.0.3
Apple iOS<13.2
13.2
Apple iPadOS<13.2
13.2
Apple Icloud Windows<7.15
Apple Icloud Windows>=10.0<=10.4
Apple Itunes Windows<12.10.2
Apple Safari<13.0.3
Apple iPadOS<13.2
Apple iPhone OS<13.2
Apple tvOS<13.2
Apple WatchOS<6.1
alpine/webkit2gtk<2.26.1-r0
2.26.1-r0
alpine/webkit2gtk<2.26.1-r0
2.26.1-r0
alpine/webkit2gtk<2.26.1-r0
2.26.1-r0
alpine/webkit2gtk<2.26.1-r0
2.26.1-r0
alpine/webkit2gtk<2.26.1-r0
2.26.1-r0
alpine/webkit2gtk<2.26.1-r0
2.26.1-r0
alpine/webkit2gtk<2.26.1-r0
2.26.1-r0
alpine/webkit2gtk<2.26.1-r0
2.26.1-r0
alpine/webkit2gtk<2.26.1-r0
2.26.1-r0
alpine/webkit2gtk<2.26.1-r0
2.26.1-r0
alpine/webkit2gtk<2.26.1-r0
2.26.1-r0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/webkitgtk to a version that resolves this vulnerability.

    Fixed in 2.26.1
  2. Upgrade

    Upgrade tvOS to a version that resolves this vulnerability.

    Fixed in 13.2
  3. Upgrade

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

    Fixed in 6.1
  4. Upgrade

    Upgrade Apple iCloud to a version that resolves this vulnerability.

    Fixed in 7.15
  5. Upgrade

    Upgrade iTunes to a version that resolves this vulnerability.

    Fixed in 12.10.2
  6. Upgrade

    Upgrade Safari to a version that resolves this vulnerability.

    Fixed in 13.0.3
  7. Upgrade

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

    Fixed in 13.2
  8. Upgrade

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

    Fixed in 13.2
  9. Upgrade

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

    Fixed in 2.26.1-r0
  10. Upgrade

    Upgrade iOS to a version that resolves this vulnerability.

    Fixed in 13.2
  11. Upgrade

    Upgrade iPadOS to a version that resolves this vulnerability.

    Fixed in 13.2
  12. Upgrade

    Upgrade watchOS to a version that resolves this vulnerability.

    Fixed in 6.1
  13. Upgrade

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

    Fixed in 12.10.2
  14. Upgrade

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

    Fixed in 11.0
  15. Upgrade

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

    Fixed in 7.15
  16. Upgrade

    Upgrade WebKitGTK to a version that resolves this vulnerability.

    Fixed in 2.26.1
  17. Upgrade

    Upgrade WPE WebKit to a version that resolves this vulnerability.

    Fixed in 2.26.1

Event History

Dec 18, 2019
CVE Published
via MITRE·05:33 PM
Data Sourced
via MITRE·05:33 PM
DescriptionWeakness
Data Sourced
via NVD·06:15 PM
DescriptionSeverityWeaknessAffected Software
Data Sourced
via OSV·06:15 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 CVE-2019-8811?

CVE-2019-8811 is a vulnerability that affects WebKit and is fixed in iOS 13.2 and iPadOS 13.2, tvOS 13.2, watchOS 6.1, Safari 13.0.3, iTunes for Windows 12.10.2, and iCloud for Windows 11.0 and 7.15.

2

What is the severity of CVE-2019-8811?

CVE-2019-8811 has a severity level of 8.8 (High).

3

How do I fix CVE-2019-8811 on iOS?

To fix CVE-2019-8811 on iOS, update to version 13.2 or later.

4

How do I fix CVE-2019-8811 on iPadOS?

To fix CVE-2019-8811 on iPadOS, update to version 13.2 or later.

5

How do I fix CVE-2019-8811 on Safari?

To fix CVE-2019-8811 on Safari, update to version 13.0.3 or later.

Company

Resources

Contact

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