CVE-2025-43520
Apple WatchOS Memory Corruption Vulnerability
Description
A memory corruption issue was addressed with improved memory handling. This issue is fixed in watchOS 26.1, iOS 18.7.2 and iPadOS 18.7.2, macOS Tahoe 26.1, visionOS 26.1, tvOS 26.1, macOS Sonoma 14.8.2, macOS Sequoia 15.7.2, iOS 26.1 and iPadOS 26.1. A malicious application may be able to cause unexpected system termination or write kernel memory.
INFO
Published Date :
Dec. 12, 2025, 9:15 p.m.
Last Modified :
Dec. 12, 2025, 9:15 p.m.
Remotely Exploit :
No
Source :
[email protected]
Affected Products
The following products are affected by CVE-2025-43520
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
Solution
- Update watchOS to version 26.1.
- Update iOS to version 18.7.2 or 26.1.
- Update iPadOS to version 18.7.2 or 26.1.
- Update macOS to version 26.1, 14.8.2, or 15.7.2.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-43520.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-43520 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-43520
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-43520 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-43520 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Dec. 12, 2025
Action Type Old Value New Value Added Description A memory corruption issue was addressed with improved memory handling. This issue is fixed in watchOS 26.1, iOS 18.7.2 and iPadOS 18.7.2, macOS Tahoe 26.1, visionOS 26.1, tvOS 26.1, macOS Sonoma 14.8.2, macOS Sequoia 15.7.2, iOS 26.1 and iPadOS 26.1. A malicious application may be able to cause unexpected system termination or write kernel memory. Added Reference https://support.apple.com/en-us/125632 Added Reference https://support.apple.com/en-us/125633 Added Reference https://support.apple.com/en-us/125634 Added Reference https://support.apple.com/en-us/125635 Added Reference https://support.apple.com/en-us/125636 Added Reference https://support.apple.com/en-us/125637 Added Reference https://support.apple.com/en-us/125638 Added Reference https://support.apple.com/en-us/125639