CVE-2026-55301 Memory corruption in Android

High 8.4 Published Updated

A missing bounds check in the Wave6 video decoder allows local attackers to achieve privilege escalation via an out-of-bounds write.

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

What is CVE-2026-55301?

CVE-2026-55301 is a high-severity memory corruption vulnerability in Google Android, published on 15 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In Wave6VpuDecFlush of wave6.c, there is a possible out-of-bounds write due to a missing bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Weakness: CWE-787, CWE-120

Which versions are affected by CVE-2026-55301?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2026-55301?

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-2026-55301 being exploited?

There is no known exploitation of CVE-2026-55301 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-508712301, GHSA-454f-g2fw-hfr4, PUB-A-508712301.

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