CVE-2019-8559: High severity Apple tvOS vulnerability
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
Processing maliciously crafted web content may lead to arbitrary code execution. Multiple memory corruption issues were 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. Multiple memory corruption issues were addressed with improved memory handling.
Credit
Affected Software
Event History
Parent advisories
This vulnerability appears in the following advisories.
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2019-6203
- CVE-2019-8516
- CVE-2019-8552
- CVE-2019-8542
- CVE-2019-8906
- CVE-2019-7286
- CVE-2019-8553
- CVE-2019-8545
- CVE-2019-5608
- CVE-2019-8547
- CVE-2019-8525
- CVE-2019-8527
- CVE-2019-8528
- CVE-2019-8540
- CVE-2019-8514
- CVE-2019-7293
- CVE-2019-6207
- CVE-2019-8510
- CVE-2019-8532
- CVE-2019-8549
- CVE-2019-8618
- CVE-2019-8531
- CVE-2019-8502
- CVE-2019-8517
- CVE-2019-8551
- CVE-2019-8535
- CVE-2019-6201
- CVE-2019-8518
- CVE-2019-8523
- CVE-2019-8524
- CVE-2019-8558
- CVE-2019-8559
- CVE-2019-8563
- CVE-2019-8638
- CVE-2019-8639
- CVE-2019-8562
- CVE-2019-8515
- CVE-2019-8536
- CVE-2019-8544
- CVE-2019-7285
- CVE-2019-8556
- CVE-2019-8506
- CVE-2019-8503
- CVE-2019-7292
- CVE-2019-8530
- CVE-2019-8538
- CVE-2019-8511
- CVE-2019-8546
- CVE-2019-8548
- CVE-2019-8541
- CVE-2019-6232
- CVE-2019-6236
- CVE-2019-6204
- CVE-2019-8505
- CVE-2019-8512
- CVE-2019-8550
- CVE-2019-8565
- CVE-2019-8521
- CVE-2019-8504
- CVE-2019-8529
- CVE-2019-7284
- CVE-2019-8566
- CVE-2019-8554
- CVE-2019-6222
- CVE-2019-8567
Frequently Asked Questions
What is the severity of CVE-2019-8559?
The severity of CVE-2019-8559 is high with a severity value of 8.8.
Which Apple products are affected by CVE-2019-8559?
CVE-2019-8559 affects iOS 12.2, tvOS 12.2, Safari 12.1, iTunes 12.9.4 for Windows, and iCloud for Windows 7.11.
What is the vulnerability description of CVE-2019-8559?
CVE-2019-8559 is a vulnerability in WebKit that allows arbitrary code execution by processing maliciously crafted web content.
How can I fix CVE-2019-8559?
To fix CVE-2019-8559, update your Apple products to the fixed versions: iOS 12.2, tvOS 12.2, Safari 12.1, iTunes 12.9.4 for Windows, and iCloud for Windows 7.11.
Where can I find more information about CVE-2019-8559?
You can find more information about CVE-2019-8559 on the Apple support page (https://support.apple.com/en-us/HT209599) and the CVE Mitre page (https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-8559).