CVE-2026-0138 Memory corruption in Android

High 7.8 Published Updated

A memory corruption flaw in Android allows local attackers with system privileges to escalate privileges without user interaction.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2026-0138?

CVE-2026-0138 is a high-severity memory corruption vulnerability in Google Android, published on 16 Jun 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In lwis_io_buffer_write of lwis_io_buffer.c, there is a possible out of bounds write due to memory corruption. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.

Weakness: CWE-787, CWE-120

Which versions are affected by CVE-2026-0138?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2026-0138?

Apply the vendor's patch.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2026-0138 being exploited?

There is no known exploitation of CVE-2026-0138 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-486024286, GHSA-mv55-56qg-wx2v, PUB-A-486024286.

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