CVE-2022-42756 Memory corruption in SC9863A/SC9832E/SC7731E/T610/T310/T606/T760/T610/T618/T606/T612/T616/T760/T770/T820/S8000
A missing bounds check in the sensor driver allows local attackers to cause a kernel buffer overflow, resulting in denial of service on Unisoc Android devices.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-42756?
CVE-2022-42756 is a high-severity memory corruption vulnerability in Google Android, published on 6 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In sensor driver, there is a possible buffer overflow due to a missing bounds check. This could lead to local denial of service in kernel.
Weakness: CWE-120
Which versions are affected by CVE-2022-42756?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2022-42756?
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-2022-42756 being exploited?
There is no known exploitation of CVE-2022-42756 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-253337348, ASB-A-253337348, GHSA-54rp-pw4x-cqxr, U-1967535.