CVE-2026-43661
Received Received - Intake
Buffer Overflow in Apple iOS and macOS via Malicious Image Processing

Publication date: 2026-05-11

Last updated on: 2026-05-11

Assigner: Apple Inc.

Description
A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, watchOS 26.5. Processing a maliciously crafted image may corrupt process memory.
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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-2026-43661
Affected Vendors & Products
Showing 5 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
apple watch_os 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 buffer overflow issue that occurs when processing a maliciously crafted image. It can cause corruption of process memory. The issue was addressed by improving memory handling in various Apple operating systems.

Impact Analysis

Exploitation of this vulnerability by processing a maliciously crafted image may lead to corruption of process memory, which could result in unexpected behavior, crashes, or potentially allow an attacker to execute arbitrary code.

Mitigation Strategies

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

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