CVE-2021-0869 Memory corruption in Android
An out-of-bounds write in the Android dumpstate service allows remote attackers to execute arbitrary code without user interaction or additional 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-2021-0869?
CVE-2021-0869 is a critical memory corruption vulnerability in Google Android, published on 21 Sep 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In GetTimeStampAndPkt of DumpstateDevice.cpp, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android Versions: Android kernel Android ID: A-179620905 References: N/A
Weakness: CWE-787
Which versions are affected by CVE-2021-0869?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2021-0869?
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-2021-0869 being exploited?
There is no known exploitation of CVE-2021-0869 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-179620905, GHSA-9647-5q79-4fvj, PUB-A-179620905.