CVE-2024-40664 Denial of service in Android
A logic error in Android's accessibility service setup allows local attackers to hide enabled services, causing denial of service 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
- None listed
What is CVE-2024-40664?
CVE-2024-40664 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 setupAccessibilityServices of AccessibilityFragment.java , there is a possible way to hide an enabled accessibility service due to a logic error in the code. This could lead to local denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.
Weakness: CWE-400
Which versions are affected by CVE-2024-40664?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2024-40664?
No fix has been published for CVE-2024-40664 yet. Limit exposure of the affected software until one is available.
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-2024-40664 being exploited?
There is no known exploitation of CVE-2024-40664 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as GHSA-88v5-63hw-ww87.