CVE-2019-9441 Memory corruption in Android

Medium 6.7 Published 6 Sep 2019 Updated 4 Aug 2024

An out-of-bounds write in the Android kernel mnh driver allows attackers with system privileges to escalate privileges without user interaction.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2019-9441?

CVE-2019-9441 is a medium-severity memory corruption vulnerability in Google Android, published on 6 Sep 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In the Android kernel in the mnh driver there is a possible out of bounds write due to improper input validation. This could lead to escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.

Weakness: CWE-787, CWE-20

Which versions are affected by CVE-2019-9441?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2019-9441?

No fix has been published for CVE-2019-9441 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-2019-9441 being exploited?

There is no known exploitation of CVE-2019-9441 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-mjh8-jj55-2r35.