CVE-2019-8518: Critical severity Apple tvOS vulnerability

Published Mar 25, 2019
·
Updated

Last updated 25 August 2025

Other sources

Multiple memory corruption issues were 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.

Launchpad

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

Credit

dwfault(ADLab of Venustech), Samuel Groß(Google Project Zero), Apple, G. Geshev(Trend Micro Zero Day Initiative), found by OSS-Fuzz

Affected Software

13 affected componentsFixes available
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
debian/webkit2gtk
2.44.2-1~deb11u12.50.4-1~deb11u12.50.4-1~deb12u12.50.4-1~deb13u12.50.5-1

Event History

Dec 18, 2019
CVE Published
via MITRE·05:33 PM
Data Sourced
via MITRE·05:33 PM
DescriptionWeakness
Jan 11, 2024
Data Sourced
via Launchpad·11:32 PM
Description
Feb 20, 2026
Data Sourced
via Ubuntu·10:16 PM
RemedyDescriptionSeverityAffected Software
Data Sourced
via Debian·10:17 PM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2019-8518?

The severity of CVE-2019-8518 is critical.

2

How is CVE-2019-8518 fixed?

CVE-2019-8518 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.

3

What is the risk of processing maliciously crafted web content in relation to CVE-2019-8518?

Processing maliciously crafted web content may lead to arbitrary code execution.

4

Which software versions are affected by CVE-2019-8518?

CVE-2019-8518 affects iOS up to but not including 12.2, tvOS up to but not including 12.2, watchOS up to but not including 5.2, Safari up to but not including 12.1, iTunes for Windows up to but not including 12.9.4, and iCloud for Windows up to but not including 7.11.

5

Where can I find more information about CVE-2019-8518?

You can find more information about CVE-2019-8518 at the following references: [Reference 1](https://support.apple.com/en-us/HT209599), [Reference 2](https://support.apple.com/en-us/HT209601), [Reference 3](https://support.apple.com/HT209599).

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