high
8.8
CWE
843
Advisory Published
CVE Published
Updated

CVE-2019-8591

First published: Mon May 13 2019(Updated: )

A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.3, macOS Mojave 10.14.5, tvOS 12.3, watchOS 5.2.1. An application may be able to cause unexpected system termination or write kernel memory.

Credit: Ned Williamson Google Project ZeroNed Williamson Google Project ZeroNed Williamson Google Project ZeroNed Williamson Google Project Zero product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple iPhone OS<12.3
Apple Mac OS X<10.14.5
Apple tvOS<12.3
Apple watchOS<5.2.1
Apple watchOS<5.2.1
5.2.1
Apple iOS<12.3
12.3
Apple tvOS<12.3
12.3
Apple macOS Mojave<10.14.5
10.14.5
Apple High Sierra
Apple Sierra

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-2019-8591?

    CVE-2019-8591 is a type confusion vulnerability that was fixed in iOS 12.3, macOS Mojave 10.14.5, tvOS 12.3, and watchOS 5.2.1.

  • How does CVE-2019-8591 affect Apple devices?

    CVE-2019-8591 can allow an application to cause unexpected system termination or write kernel memory on affected Apple devices.

  • What is the severity of CVE-2019-8591?

    The severity of CVE-2019-8591 is high, with a CVSS score of 7.1.

  • How do I fix CVE-2019-8591?

    To fix CVE-2019-8591, you need to update your Apple devices to the latest versions of iOS, macOS Mojave, tvOS, or watchOS, depending on the affected device.

  • Where can I find more information about CVE-2019-8591?

    You can find more information about CVE-2019-8591 on the Apple support website.

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.
© 2024 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203