CVE-2022-20416 Memory corruption in Android
A local attacker can exploit an out-of-bounds write in the Android audio HAL to escalate privileges without user interaction.
- 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-2022-20416?
CVE-2022-20416 is a high-severity memory corruption vulnerability in Google Android, published on 11 Oct 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In audioTransportsToHal of HidlUtils.cpp, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12 Android-12L Android-13Android ID: A-237717857
Weakness: CWE-787
Which versions are affected by CVE-2022-20416?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2022-20416?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-20416 being exploited?
There is no known exploitation of CVE-2022-20416 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-237717857, ASB-A-237717857, GHSA-2mx3-3v4c-p542.