CVE-2019-9268 Use after free in Android

Medium 5.5 Published 27 Sep 2019 Updated 4 Aug 2024

A use-after-free in the Android media server allows local attackers to escalate privileges without user interaction or additional permissions.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2019-9268?

CVE-2019-9268 is a medium-severity use after free vulnerability in Google Android, published on 27 Sep 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In libstagefright, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege in the media server with no additional execution privileges needed. User interaction is not needed for exploitation. Product: AndroidVersions: Android-10Android ID: A-77474014

Weakness: CWE-667, CWE-416

Which versions are affected by CVE-2019-9268?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2019-9268?

No fix has been published for CVE-2019-9268 yet. Limit exposure of the affected software until one is available.

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-2019-9268 being exploited?

There is no known exploitation of CVE-2019-9268 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-vqpx-27gj-qfc5.