CVE-2023-40074 Denial of service in Android
A local attacker can cause a persistent denial of service in Android via invalid data in PersistableBundle 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-2023-40074?
CVE-2023-40074 is a medium-severity denial of service vulnerability in Google Android, published on 4 Dec 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In saveToXml of PersistableBundle.java, invalid data could lead to local persistent denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.
Which versions are affected by CVE-2023-40074?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2023-40074?
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-2023-40074 being exploited?
There is no known exploitation of CVE-2023-40074 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-247513680, ASB-A-247513680, GHSA-c3p6-929c-xr84, UBUNTU-CVE-2023-40074.