CVE-2025-43300
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-08-21

Last updated on: 2026-04-03

Assigner: Apple Inc.

Description
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.8.5 and iPadOS 15.8.5, iOS 16.7.12 and iPadOS 16.7.12, iOS 18.6.2 and iPadOS 18.6.2, iPadOS 17.7.10, macOS Sequoia 15.6.1, macOS Sonoma 14.7.8, macOS Ventura 13.7.8. Processing a malicious image file may result in memory corruption. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals.
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Meta Information
Published
2025-08-21
Last Modified
2026-04-03
Generated
2026-05-07
AI Q&A
2025-08-21
EPSS Evaluated
2026-05-05
NVD
Affected Vendors & Products
Showing 10 associated CPEs
Vendor Product Version / Range
apple ipados From 18.0 (inc) to 18.6.2 (exc)
apple macos From 14.0 (inc) to 14.7.8 (exc)
apple macos From 15.0 (inc) to 15.6.1 (exc)
apple ipados to 15.8.5 (exc)
apple ipados From 16.0 (inc) to 16.7.12 (exc)
apple iphone_os to 15.8.5 (exc)
apple iphone_os From 16.0 (inc) to 16.7.12 (exc)
apple ipados From 17.0 (inc) to 17.7.10 (exc)
apple iphone_os From 17.0 (inc) to 18.6.2 (exc)
apple macos From 13.0 (inc) to 13.7.8 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-787 The product writes data past the end, or before the beginning, of the intended buffer.
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability is an out-of-bounds write issue that occurs due to insufficient bounds checking when processing image files. A maliciously crafted image file can trigger memory corruption, potentially allowing an attacker to execute arbitrary code or cause a system crash.


How can this vulnerability impact me? :

If exploited, this vulnerability can lead to memory corruption which may allow attackers to execute arbitrary code, compromise system integrity, or cause denial of service. It has been reported to be used in highly sophisticated attacks targeting specific individuals.


What immediate steps should I take to mitigate this vulnerability?

The immediate step to mitigate this vulnerability is to update affected Apple operating systems to the fixed versions: macOS Sonoma 14.7.8, macOS Ventura 13.7.8, iPadOS 17.7.10, macOS Sequoia 15.6.1, iOS 18.6.2, and iPadOS 18.6.2.


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