CVE-2026-20417 Memory corruption in MediaTek chipset

Medium 5.3 Published Updated

A missing bounds check in MediaTek chipset firmware allows local privilege escalation for attackers with System 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-2026-20417?

CVE-2026-20417 is a medium-severity memory corruption vulnerability in Google Android, published on 2 Feb 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In pcie, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10314946 / ALPS10340155; Issue ID: MSV-5154.

Weakness: CWE-787

Which versions are affected by CVE-2026-20417?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2026-20417?

No fix has been published for CVE-2026-20417 yet. Limit exposure of the affected software until one is available.

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

Is CVE-2026-20417 being exploited?

There is no known exploitation of CVE-2026-20417 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-c2mj-vhqc-93h7.

Is CVE-2026-20417 in your software?

Upload an SBOM and sbomify checks it against every vulnerability here, every day.

Check your SBOMs for free