CVE-2018-3564 Use after free in Android for MSM, Firefox OS for MSM, QRD Android

High 7.8 Published Updated

A use-after-free flaw in the Android FastRPC driver allows attackers to execute arbitrary code or escalate privileges via remote processor mapping failures.

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-2018-3564?

CVE-2018-3564 is a high-severity use after free vulnerability in Google Android, published on 6 Jul 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In the FastRPC driver in Android releases from CAF using the linux kernel (Android for MSM, Firefox OS for MSM, QRD Android) before security patch level 2018-06-05, a Use After Free condition can occur when mapping on the remote processor fails.

Weakness: CWE-416

Which versions are affected by CVE-2018-3564?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2018-3564?

No fix has been published for CVE-2018-3564 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-2018-3564 being exploited?

There is no known exploitation of CVE-2018-3564 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-849g-hffp-q3mh.

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