CVE-2017-14902 Use after free in Android for MSM, Firefox OS for MSM, QRD Android

High 7.0 Published 5 Dec 2017 Updated 16 Sep 2024

A race condition in the GLink kernel driver allows attackers to trigger a use-after-free, potentially leading to code execution or privilege escalation.

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-2017-14902?

CVE-2017-14902 is a high-severity use after free vulnerability in Google Android, published on 5 Dec 2017. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, due to a race condition in the GLink kernel driver, a Use After Free condition can potentially occur.

Weakness: CWE-416, CWE-362

Which versions are affected by CVE-2017-14902?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2017-14902?

No fix has been published for CVE-2017-14902 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-2017-14902 being exploited?

There is no known exploitation of CVE-2017-14902 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-xv4v-4779-783g.