CVE-2026-0051 Denial of service in Android

Medium 6.5 Published Updated

Remote attackers can cause a system crash in Android via improper input validation in UBSan runtime functions without user interaction.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2026-0051?

CVE-2026-0051 is a medium-severity denial of service vulnerability in Google Android, published on 1 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

In multiple functions of ubsan_throwing_runtime.cpp, there is a possible way to cause a system crash due to improper input validation. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.

Weakness: CWE-20

Which versions are affected by CVE-2026-0051?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2026-0051?

Apply the vendor's patch.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2026-0051 being exploited?

There is no known exploitation of CVE-2026-0051 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-461790658, ASB-A-461790658, GHSA-pvv5-98w3-h66j.

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