CVE-2019-8552 Memory corruption in iOS

High 7.8 Published Updated

A malicious application can elevate privileges due to a memory initialization issue in Apple operating systems.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2019-8552?

CVE-2019-8552 is a high-severity memory corruption vulnerability in Apple Iphone Os, published on 18 Dec 2019. 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 initialization issue was addressed with improved memory handling. This issue is fixed in iOS 12.2, macOS Mojave 10.14.4, tvOS 12.2, watchOS 5.2. A malicious application may be able to elevate privileges.

Weakness: CWE-665

Which versions are affected by CVE-2019-8552?

It affects 4 products.

Products include Apple Iphone Os, Apple Mac Os X, Apple Tvos, Apple Watchos.

How do I fix CVE-2019-8552?

No fix has been published for CVE-2019-8552 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-2019-8552 being exploited?

There is no known exploitation of CVE-2019-8552 in the wild and no public exploit code.

All Apple Iphone Os vulnerabilities

Sources

Also known as GHSA-jfp6-qr5w-p7vw.

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