CVE-2025-43532 Memory corruption in iOS and iPadOS
Attackers can cause unexpected app termination by processing malicious data due to a memory corruption issue in Apple operating systems.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-43532?
CVE-2025-43532 is a low-severity memory corruption vulnerability in Apple Macos, published on 12 Dec 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
A memory corruption issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOS 26.2, macOS Sequoia 15.7.3, macOS Sonoma 14.8.3, macOS Tahoe 26.2, tvOS 26.2, visionOS 26.2, watchOS 26.2. Processing malicious data may lead to unexpected app termination.
Weakness: CWE-120
Which versions are affected by CVE-2025-43532?
It affects 1 product.
Products include Apple Macos.
How do I fix CVE-2025-43532?
No fix has been published for CVE-2025-43532 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2025-43532 being exploited?
There is no known exploitation of CVE-2025-43532 in the wild and no public exploit code.
Other vulnerabilities in Apple Macos
Sources
Also known as GHSA-9q9m-rgvw-p592.