CVE-2023-40436

Description

The issue was addressed with improved bounds checks. This issue is fixed in macOS Sonoma 14. An attacker may be able to cause unexpected system termination or read kernel memory.

Category

9.1
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 0.35%
Vendor Advisory apple.com
Affected: Apple macOS
Published at:
Updated at:

References

Link Tags
https://support.apple.com/en-us/HT213940 release notes vendor advisory
http://seclists.org/fulldisclosure/2023/Oct/3 third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2023-40436?
CVE-2023-40436 has been scored as a critical severity vulnerability.
How to fix CVE-2023-40436?
To fix CVE-2023-40436, 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-2023-40436 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-40436 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-2023-40436?
CVE-2023-40436 affects Apple macOS.
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