CVE-2025-26423 Denial of service in Android
A missing bounds check in Android's Wi-Fi configuration allows local attackers to cause permanent denial of service and escalate privileges without user interaction.
- 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-2025-26423?
CVE-2025-26423 is a medium-severity denial of service vulnerability in Google Android, published on 4 Sep 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In validateIpConfiguration of WifiConfigurationUtil.java, there is a possible way to trigger a permanent DoS 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-400
Which versions are affected by CVE-2025-26423?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2025-26423?
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-2025-26423 being exploited?
There is no known exploitation of CVE-2025-26423 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-349550024, ASB-A-349550024, GHSA-p297-mw3m-xx2c.