CVE-2026-28994
Received Received - Intake
Use After Free in Apple iOS and iPadOS

Publication date: 2026-05-11

Last updated on: 2026-05-11

Assigner: Apple Inc.

Description
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5, tvOS 26.5, watchOS 26.5. An attacker in a privileged network position may be able to perform denial-of-service attack using crafted Wi-Fi packets.
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Meta Information
Published
2026-05-11
Last Modified
2026-05-11
Generated
2026-06-21
AI Q&A
2026-05-12
EPSS Evaluated
2026-06-20
NVD
CVE-2026-28994
Affected Vendors & Products
Showing 7 associated CPEs
Vendor Product Version / Range
apple ios 18.7.9
apple ipados 18.7.9
apple macos_sequoia 15.7.7
apple macos_sonoma 14.8.7
apple macos_tahoe 26.5
apple tvos 26.5
apple watchos 26.5
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-UNKNOWN
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Executive Summary

This vulnerability is a use after free issue related to memory management in Apple operating systems including iOS, iPadOS, macOS, tvOS, and watchOS.

It has been addressed and fixed in specific versions such as iOS 18.7.9, iPadOS 18.7.9, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5, tvOS 26.5, and watchOS 26.5.

The vulnerability allows an attacker who is in a privileged network position to potentially perform a denial-of-service attack by sending specially crafted Wi-Fi packets.

Impact Analysis

An attacker with privileged network access could exploit this vulnerability to cause a denial-of-service (DoS) condition on affected Apple devices.

This means the device could become unresponsive or crash, disrupting normal operation and potentially causing loss of availability.

Mitigation Strategies

To mitigate this vulnerability, update your Apple devices to the fixed versions: iOS 18.7.9 or 26.5, iPadOS 18.7.9 or 26.5, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5, tvOS 26.5, and watchOS 26.5.

Since the vulnerability can be exploited by an attacker in a privileged network position using crafted Wi-Fi packets to cause denial-of-service, ensure your network is secure and monitor for suspicious Wi-Fi activity.

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