Out-of-bounds read in macOS - CVE-2025-43205

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Main Vulnerability Database Vulnerabilities #VU113563

Out-of-bounds read in macOS - CVE-2025-43205

Published: July 31, 2025


Vulnerability identifier: #VU113563
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-43205
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local application to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the Audio component. A local application can trigger an out-of-bounds read error and read contents of memory on the system, which can lead to ASLR bypass. 


Affected software

macOS
visionOS
watchOS
iPadOS
tvOS
Apple iOS

How to mitigate CVE-2025-43205

Install updates from vendor's website.

macOS - addressed in versions 15.4 24E248, 13.7.5 22H527, 14.7.5 23H527
visionOS - update to 2.4
watchOS - update to 11.4
iPadOS - addressed in versions 17.7.6, 18.4 22E240
tvOS - update to 18.4
Apple iOS - update to 18.4 22E240

External References

Related Security Bulletins