CVE-2023-48420 Use after free in Android
A race condition in Android allows local attackers with system privileges to achieve privilege escalation via a use-after-free vulnerability.
- 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-2023-48420?
CVE-2023-48420 is a medium-severity use after free vulnerability in Google Android, published on 8 Dec 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
there is a possible use after free due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
Weakness: CWE-362
Which versions are affected by CVE-2023-48420?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2023-48420?
Apply the vendor's patch.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2023-48420 being exploited?
There is no known exploitation of CVE-2023-48420 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-269968522, GHSA-vgv8-g935-v6mx, PUB-A-269968522.