CVE-2019-9458 Use after free in Android

High 7.0 Published Updated

A race condition in the Android kernel video driver allows local attackers to escalate privileges without user interaction.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2019-9458?

CVE-2019-9458 is a high-severity use after free 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 video driver there is a use after free due to a race condition. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Weakness: CWE-416, CWE-362

Which versions are affected by CVE-2019-9458?

It affects 2 products.

Products include Google Android, Opensuse Leap.

How do I fix CVE-2019-9458?

Apply the vendor's patch.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2019-9458 being exploited?

There is no known exploitation of CVE-2019-9458 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as DEBIAN-CVE-2019-9458, GHSA-8g22-424r-399r, UBUNTU-CVE-2019-9458.

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