CVE-2025-61609 Denial of service in T8100/T9100/T8200/T8300
Remote attackers can cause a system crash in Unisoc Android devices via improper input validation in the modem component.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2025-61609?
CVE-2025-61609 is a high-severity denial of service vulnerability in Google Android, published on 1 Dec 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In modem, 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-2025-61609?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2025-61609?
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-2025-61609 being exploited?
There is no known exploitation of CVE-2025-61609 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-448277338, ASB-A-448277338, GHSA-3rc9-46g7-hmvc, U-3080271.