CVE-2018-11270 Use after free in Android for MSM, Firefox OS for MSM, QRD Android

High 7.8 Published Updated

A use-after-free vulnerability in the Qualcomm Android kernel allows attackers to cause data corruption when device probe functions fail.

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-2018-11270?

CVE-2018-11270 is a high-severity use after free vulnerability in Google Android, published on 18 Sep 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In all android releases (Android for MSM, Firefox OS for MSM, QRD Android) from CAF using the linux kernel, memory allocated with devm_kzalloc is automatically released by the kernel if the probe function fails with an error code. This may result in data corruption.

Weakness: CWE-415

Which versions are affected by CVE-2018-11270?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2018-11270?

No fix has been published for CVE-2018-11270 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-2018-11270 being exploited?

There is no known exploitation of CVE-2018-11270 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-vpwc-99c3-424v.

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