CVE-2026-28584 Denial of service in Android
A logic error in Android's PackageInstallerService allows local attackers to permanently deny service to the device without user interaction or elevated privileges.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-28584?
CVE-2026-28584 is a medium-severity denial of service vulnerability in Google Android, published on 8 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In createSessionInternal of PackageInstallerService.java, there is a possible way to permanently DoS the device 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-693
Which versions are affected by CVE-2026-28584?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2026-28584?
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-2026-28584 being exploited?
There is no known exploitation of CVE-2026-28584 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-472269954, ASB-A-472269954, GHSA-c2wq-4vm9-pvfc.