CVE-2026-28985
Received Received - Intake
Null Pointer Dereference in Apple iOS and macOS

Publication date: 2026-05-11

Last updated on: 2026-05-11

Assigner: Apple Inc.

Description
A null pointer dereference was addressed with improved input validation. This issue is fixed in iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5. An attacker on the local network may be able to cause a denial-of-service.
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Meta Information
Published
2026-05-11
Last Modified
2026-05-11
Generated
2026-05-12
AI Q&A
2026-05-12
EPSS Evaluated
N/A
NVD
Affected Vendors & Products
Showing 4 associated CPEs
Vendor Product Version / Range
apple ios 26.5
apple ipad_os 26.5
apple macos_tahoe 26.5
apple tv_os 26.5
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-UNKNOWN
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability is a null pointer dereference issue that was addressed by improving input validation in certain Apple operating systems.

A null pointer dereference occurs when a program attempts to use a pointer that has a null value, which can lead to unexpected behavior or crashes.

In this case, an attacker on the local network could exploit this vulnerability to cause a denial-of-service condition.


How can this vulnerability impact me? :

This vulnerability can impact you by allowing an attacker on the local network to cause a denial-of-service (DoS) on affected devices.

A denial-of-service means that the device or service may become unavailable or crash, disrupting normal operations.


What immediate steps should I take to mitigate this vulnerability?

To mitigate this vulnerability, update your Apple devices to the fixed versions: iOS 26.5, iPadOS 26.5, macOS Tahoe 26.5, or tvOS 26.5.


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