CVE-2018-3561 Use after free in n/a

High 7.0 Published 16 Mar 2018 Updated 16 Sep 2024

A race condition in the Qualcomm Linux kernel diag driver causes a use-after-free, potentially allowing local attackers to execute code or escalate privileges.

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-2018-3561?

CVE-2018-3561 is a high-severity use after free vulnerability in Google Android, published on 16 Mar 2018. 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, a race condition in diag_ioctl_lsm_deinit() leads to a Use After Free condition.

Weakness: CWE-416, CWE-362

Which versions are affected by CVE-2018-3561?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2018-3561?

No fix has been published for CVE-2018-3561 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-2018-3561 being exploited?

There is no known exploitation of CVE-2018-3561 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-6c4h-c3c8-4v5j.