Out-of-bounds write in macOS - CVE-2026-65414

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Main Vulnerability Database Vulnerabilities #VU149738

Out-of-bounds write in macOS - CVE-2026-65414

Published: September 14, 2026


Vulnerability identifier: #VU149738
CSH Severity: Low
CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-65414
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to an out-of-bounds write in Bluetooth. A remote attacker can trick the victim into opening a specially crafted file and cause unexpected app termination or arbitrary code execution.


Affected software

macOS
Apple iOS
iPadOS
tvOS
watchOS
visionOS

How to mitigate CVE-2026-65414

Install update from vendor's website.

macOS - addressed in versions 26.7 25G229, 15.8 24H23, 27.0 26A428
Apple iOS - addressed in versions 26.7 23H24, 27.0 24A427, 27.0 24A437
iPadOS - addressed in versions 26.7 23H24, 27.0 24A437
tvOS - update to 27.0 24J361
watchOS - update to 27.0 24R364
visionOS - update to 27.0

External References

Related Security Bulletins