CVE-2019-6205 Memory corruption in iOS

High 7.8 Published Updated

A malicious application can cause unexpected memory changes in shared processes, potentially leading to code execution or privilege escalation on Apple devices.

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-2019-6205?

CVE-2019-6205 is a high-severity memory corruption vulnerability in Apple Iphone Os, published on 5 Mar 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 corruption issue was addressed with improved lock state checking. This issue is fixed in iOS 12.1.3, macOS Mojave 10.14.3, tvOS 12.1.2. A malicious application may cause unexpected changes in memory shared between processes.

Weakness: CWE-787

Which versions are affected by CVE-2019-6205?

It affects 3 products.

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

How do I fix CVE-2019-6205?

No fix has been published for CVE-2019-6205 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-2019-6205 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-6205 exists.

Public exploit code: 1 Exploit-DB entry.

All Apple Iphone Os vulnerabilities

Sources

Also known as GHSA-w2px-wm37-g99g.

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