CVE-2022-20244 Memory corruption in Android
A missing bounds check in Android Bluetooth allows local attackers to escalate privileges via an out-of-bounds write when many devices are connected.
- 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-2022-20244?
CVE-2022-20244 is a high-severity memory corruption vulnerability in Google Android, published on 11 Aug 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In Bluetooth, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege if more than 100 bluetooth devices have been connected with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-201083240
Weakness: CWE-787
Which versions are affected by CVE-2022-20244?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2022-20244?
No fix has been published for CVE-2022-20244 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-20244 being exploited?
There is no known exploitation of CVE-2022-20244 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as GHSA-fcff-4g79-6vxv.