CVE-2025-71251 Denial of service in SC7731E/SC9832E/SC9863A/T310/T610/T618/T7200/T7225/T7250/T7255/T7280/T7300/T8100/T9100/T8200/T8300

High 7.5 Published Updated

Remote attackers can cause a system crash in Unisoc Android devices via improper input validation in IMS, requiring no additional privileges.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2025-71251?

CVE-2025-71251 is a high-severity denial of service vulnerability in Google Android, published on 6 May 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In IMS, there is a possible system crash due to improper input validation. This could lead to remote denial of service with no additional execution privileges needed.

Which versions are affected by CVE-2025-71251?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2025-71251?

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-2025-71251 being exploited?

There is no known exploitation of CVE-2025-71251 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-488917580, ASB-A-488917580, GHSA-rvm7-7x4c-96v8, U-3192149.

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