Memory corruption in macOS - CVE-2026-43753

 

Memory corruption in macOS - CVE-2026-43753

Published: August 17, 2026


Vulnerability identifier: #VU143681
CSH Severity: Low
CVSS v4: 2.4 [CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-43753
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows an attacker with physical access to the system to gain access to sensitive information.

The vulnerability exists due to a boundary error in DriverKit. An attacker with physical access to the system can view sensitive user information.


Affected software

macOS
iPadOS
Apple iOS

How to mitigate CVE-2026-43753

Install update from vendor's website.

macOS - addressed in versions 26.6 25G72, 14.8.8 23J620, 15.7.8 24G824
iPadOS - update to 26.6 23G71
Apple iOS - update to 26.6 23G71

External References

Related Security Bulletins