CVE-2019-8536: High severity Apple tvOS vulnerability

Published Mar 25, 2019
·
Updated

A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 12.2, tvOS 12.2, watchOS 5.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. Processing maliciously crafted web content may lead to arbitrary code execution.

Other sources

Processing maliciously crafted web content may lead to arbitrary code execution. A memory corruption issue was addressed with improved memory handling.

Reference: https://webkitgtk.org/security/WSA-2019-0002.html https://wpewebkit.org/security/WSA-2019-0002.html

— Red Hat

WebKit. A memory corruption issue was addressed with improved memory handling.

Credit

Apple, an anonymous researcher

Affected Software

29 affected componentsFixes available
redhat/webkitgtk<2.24.0
2.24.0
Apple tvOS<12.2
12.2
Apple WatchOS<5.2
5.2
Apple iCloud for Windows<7.11
7.11
Apple iTunes for Windows<12.9.4
12.9.4
Apple Safari<12.1
12.1
Apple iOS<12.2
12.2
Apple Icloud Windows<7.11
Apple Itunes Windows<12.9.4
Apple Safari<12.1
Apple iPhone OS<12.2
Apple tvOS<12.2
Apple WatchOS<5.2
redhat Enterprise Linux Desktop=7.0
redhat Enterprise Linux Server=7.0
redhat Enterprise Linux Workstation=7.0
debian/webkit2gtk
2.44.2-1~deb11u12.50.4-1~deb11u12.50.4-1~deb12u12.50.4-1~deb13u12.50.5-1
alpine/webkit2gtk<2.24.1-r0
2.24.1-r0
alpine/webkit2gtk<2.24.1-r0
2.24.1-r0
alpine/webkit2gtk<2.24.1-r0
2.24.1-r0
alpine/webkit2gtk<2.24.1-r0
2.24.1-r0
alpine/webkit2gtk<2.24.1-r0
2.24.1-r0
alpine/webkit2gtk<2.24.1-r0
2.24.1-r0
alpine/webkit2gtk<2.24.1-r0
2.24.1-r0
alpine/webkit2gtk<2.24.1-r0
2.24.1-r0
alpine/webkit2gtk<2.24.1-r0
2.24.1-r0
alpine/webkit2gtk<2.24.1-r0
2.24.1-r0
alpine/webkit2gtk<2.24.1-r0
2.24.1-r0
alpine/webkit2gtk<2.24.1-r0
2.24.1-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 2.24.0
  2. Upgrade

    Upgrade tvOS to a version that resolves this vulnerability.

    Fixed in 12.2
  3. Upgrade

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

    Fixed in 5.2
  4. Upgrade

    Upgrade Apple iCloud to a version that resolves this vulnerability.

    Fixed in 7.11
  5. Upgrade

    Upgrade iTunes to a version that resolves this vulnerability.

    Fixed in 12.9.4
  6. Upgrade

    Upgrade Safari to a version that resolves this vulnerability.

    Fixed in 12.1
  7. Upgrade

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

    Fixed in 12.2
  8. Upgrade

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

    Fixed in 2.44.2-1~deb11u1Fixed in 2.50.4-1~deb11u1Fixed in 2.50.4-1~deb12u1Fixed in 2.50.4-1~deb13u1Fixed in 2.50.5-1
  9. Upgrade

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

    Fixed in 2.24.1-r0
  10. Upgrade

    Upgrade iOS to a version that resolves this vulnerability.

    Fixed in 12.2
  11. Upgrade

    Upgrade watchOS to a version that resolves this vulnerability.

    Fixed in 5.2
  12. Upgrade

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

    Fixed in 12.9.4
  13. Upgrade

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

    Fixed in 7.11

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 the severity of CVE-2019-8536?

The severity of CVE-2019-8536 is critical with a CVSS score of 8.8.

2

Which software versions are affected by CVE-2019-8536?

iOS versions up to exclusive 12.2, tvOS versions up to exclusive 12.2, Safari version up to exclusive 12.1, iTunes for Windows version up to exclusive 12.9.4, and iCloud for Windows version up to exclusive 7.11 are affected by CVE-2019-8536.

3

How can I fix CVE-2019-8536 on iOS?

To fix CVE-2019-8536 on iOS, update to version 12.2 or later.

4

How can I fix CVE-2019-8536 on tvOS?

To fix CVE-2019-8536 on tvOS, update to version 12.2 or later.

5

How can I fix CVE-2019-8536 on Safari?

To fix CVE-2019-8536 on Safari, update to version 12.1 or later.

6

How can I fix CVE-2019-8536 on iTunes for Windows?

To fix CVE-2019-8536 on iTunes for Windows, update to version 12.9.4 or later.

7

How can I fix CVE-2019-8536 on iCloud for Windows?

To fix CVE-2019-8536 on iCloud for Windows, update to version 7.11 or later.

Company

Resources

Contact

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