high
8.8
CWE
787
Advisory Published
CVE Published
Updated

CVE-2019-8594

First published: Mon May 13 2019(Updated: )

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 12.3, macOS Mojave 10.14.5, tvOS 12.3, Safari 12.1.1, iTunes for Windows 12.9.5, iCloud for Windows 7.12. Processing maliciously crafted web content may lead to arbitrary code execution.

Credit: G. Geshev Trend Micro Zero Day InitiativeLiu Long Qihoo 360 Vulcan Team01 Trend Microsakura Tencent Xuanwu Labjessica @babyjess1ca_ Tencent Keen Lab dwfault working at ADLab VenustechG. Geshev MWR Labs working with Trend Micro Zero Day Initiativean anonymous researcher Suyoung Lee Sooel Son KAIST Web SecurityHyungSeok Han Sang Kil Cha KAIST SoftSec LabWen Xu SSLab at Georgia Tech01 Trend Micro Zero Day InitiativeFluoroacetate Trend MicroWen Xu SSLabGeorgia Tech Anonymous Trend Micro Zero Day InitiativeSamuel Groß Google Project ZeroG. Geshev MWR Labs working with Trend MicroHanqing Zhao Chaitin Security Research Lab product-security@apple.com

Affected SoftwareAffected VersionHow to fix
redhat/webkitgtk<2.24.0
2.24.0
tvOS<12.3
12.3
macOS Mojave<10.14.5
10.14.5
macOS High Sierra
macOS High Sierra
Apple iOS, iPadOS, and watchOS<12.3
12.3
Apple iTunes<12.9.5
12.9.5
Apple iCloud for Windows<7.12
Apple iTunes for Windows<12.9.5
Apple Mobile Safari<12.1.1
iStyle @cosme iPhone OS<12.3
Apple iOS and macOS<10.14.5
tvOS<12.3

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Read MoreStart Free Trial

Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is CVE-2019-8594?

    CVE-2019-8594 is a vulnerability in WebKit that allows arbitrary code execution when processing maliciously crafted web content.

  • How severe is CVE-2019-8594?

    CVE-2019-8594 has a severity rating of 8.8 (High).

  • Which software versions are affected by CVE-2019-8594?

    CVE-2019-8594 affects WebKitGTK+ up to version 2.24.0, iTunes for Windows up to version 12.9.5, iCloud for Windows up to version 7.12, Safari up to version 12.1.1, iOS up to version 12.3, macOS Mojave up to version 10.14.5, and tvOS up to version 12.3.

  • How can I fix CVE-2019-8594 in WebKitGTK+?

    To fix CVE-2019-8594 in WebKitGTK+, upgrade to version 2.24.0 or later.

  • How can I fix CVE-2019-8594 in Apple software?

    To fix CVE-2019-8594 in Apple software, update to the latest available version of the affected software, such as iTunes for Windows, iCloud for Windows, Safari, iOS, macOS Mojave, or tvOS.

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.
© 2025 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203