CVE-2025-43210 Memory corruption in iOS and iPadOS

Medium 6.3 Published Updated

Attackers can cause app termination or memory corruption by tricking users into opening malicious media files on Apple devices.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2025-43210?

CVE-2025-43210 is a medium-severity memory corruption vulnerability in Apple Ipados, published on 2 Apr 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 18.6 and iPadOS 18.6, iPadOS 17.7.9, macOS Sequoia 15.6, macOS Sonoma 14.7.7, macOS Ventura 13.7.7, tvOS 18.6, visionOS 2.6, watchOS 11.6. Processing a maliciously crafted media file may lead to unexpected app termination or corrupt process memory.

Weakness: CWE-787, CWE-125

Which versions are affected by CVE-2025-43210?

It affects 6 products.

Products include Apple Ipados, Apple Iphone Os, Apple Macos, Apple Tvos, Apple Visionos, Apple Watchos.

How do I fix CVE-2025-43210?

No fix has been published for CVE-2025-43210 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-2025-43210 being exploited?

There is no known exploitation of CVE-2025-43210 in the wild and no public exploit code.

All Apple Ipados vulnerabilities

Sources

Also known as GHSA-836c-rhv9-3x5j.

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