CVE-2022-20186 Memory corruption in Android
Local attackers can achieve arbitrary code execution and privilege escalation via improper input validation in the Android kernel's Mali GPU driver.
- 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-2022-20186?
CVE-2022-20186 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 kbase_mem_alias of mali_kbase_mem_linux.c, there is a possible arbitrary code execution due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-215001024References: N/A
Weakness: CWE-20
Which versions are affected by CVE-2022-20186?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2022-20186?
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-2022-20186 being exploited?
There is no known exploitation of CVE-2022-20186 in the wild and no public exploit code.
Public exploit code: 2 proofs of concept on GitHub.
Other vulnerabilities in Google Android
Sources
Also known as A-215001024, GHSA-f396-p774-5c2p, PUB-A-215001024.