CVE-2024-32921 Memory corruption in Android
A missing bounds check in Android's fence initialization allows local attackers to escalate privileges via an out-of-bounds write.
- 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-2024-32921?
CVE-2024-32921 is a high-severity memory corruption vulnerability in Google Android, published on 13 Jun 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In lwis_initialize_transaction_fences of lwis_fence.c, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
Weakness: CWE-787
Which versions are affected by CVE-2024-32921?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2024-32921?
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-2024-32921 being exploited?
There is no known exploitation of CVE-2024-32921 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-322326009, GHSA-gc3r-pjrv-f3xv, PUB-A-322326009.