CVE-2023-21159 Memory corruption in Android
A missing bounds check in Android's simdata.cpp allows local attackers with system privileges to escalate privileges via out-of-bounds write.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-21159?
CVE-2023-21159 is a medium-severity memory corruption vulnerability in Google Android, published on 28 Jun 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In Parse of simdata.cpp, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-263783565References: N/A
Weakness: CWE-787
Which versions are affected by CVE-2023-21159?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2023-21159?
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-2023-21159 being exploited?
There is no known exploitation of CVE-2023-21159 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-263783565, GHSA-xrv7-5mq8-pxvp, PUB-A-263783565.