CVE-2019-8744

Description

A memory corruption issue existed in the handling of IPv6 packets. This issue was addressed with improved memory management. This issue is fixed in macOS Catalina 10.15, tvOS 13, macOS Catalina 10.15.1, Security Update 2019-001, and Security Update 2019-006, watchOS 6, iOS 13. A malicious application may be able to determine kernel memory layout.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.31%
Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com
Affected: Apple tvOS
Affected: Apple iOS
Affected: Apple watchOS
Affected: Apple macOS
Affected: Apple macOS
Published at:
Updated at:

References

Link Tags
https://support.apple.com/en-us/HT210634 vendor advisory
https://support.apple.com/en-us/HT210722 vendor advisory
https://support.apple.com/en-us/HT210604 vendor advisory
https://support.apple.com/en-us/HT210606 vendor advisory
https://support.apple.com/en-us/HT210607 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-8744?
CVE-2019-8744 has been scored as a medium severity vulnerability.
How to fix CVE-2019-8744?
To fix CVE-2019-8744, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-8744 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-8744 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-8744?
CVE-2019-8744 affects Apple tvOS, Apple iOS, Apple watchOS, Apple macOS, Apple macOS.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.