Out-of-bounds read in macOS - CVE-2025-43374

 

Out-of-bounds read in macOS - CVE-2025-43374

Published: November 24, 2025


Vulnerability identifier: #VU118693
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-43374
CWE-ID: CWE-125
Exploitation vector: Adjecent network
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in Wi-Fi component. A remote attacker on the local network can send specially crafted packets to the system, trigger an out-of-bounds read error and read contents of kernel memory.


Affected software

macOS
visionOS
watchOS
iPadOS
tvOS
Apple iOS

How to mitigate CVE-2025-43374

Install updates from vendor's website.

macOS - addressed in versions 15.5 24F74, 13.7.3 22H417, 14.7.3 23H417
visionOS - update to 2.5
watchOS - update to 11.5
iPadOS - addressed in versions 17.7.7, 18.5 22F76
tvOS - update to 18.5
Apple iOS - update to 18.5 22F76

External References

Related Security Bulletins