CVE-2022-20147 Memory corruption in Android
A missing bounds check in Android's NFC stack allows local attackers to achieve privilege escalation via an out-of-bounds write.
- 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-2022-20147?
CVE-2022-20147 is a high-severity memory corruption vulnerability in Google Android, published on 15 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In nfa_dm_check_set_config of nfa_dm_main.cc, there is a possible out of bounds write due to a missing 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-10 Android-11 Android-12 Android-12LAndroid ID: A-221216105
Weakness: CWE-787
Which versions are affected by CVE-2022-20147?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2022-20147?
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-2022-20147 being exploited?
There is no known exploitation of CVE-2022-20147 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-221216105, ASB-A-221216105, GHSA-wpwx-h2cj-939x.