CVE-2022-20400 Memory corruption in Android
A missing bounds check in the Android kernel codec allows remote attackers to execute arbitrary code without user interaction or privileges.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-20400?
CVE-2022-20400 is a critical memory corruption vulnerability in Google Android, published on 11 Aug 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In cd_CodeMsg of cd_codec.c, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-225178325References: N/A
Weakness: CWE-787
Which versions are affected by CVE-2022-20400?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2022-20400?
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-2022-20400 being exploited?
There is no known exploitation of CVE-2022-20400 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-225178325, GHSA-47c6-4mjw-35wh, PUB-A-225178325.