CVE-2023-32804 Mali GPU Userspace Driver can make an Out-of-Bounds access
A local attacker can exploit an out-of-bounds write in the Mali GPU driver to corrupt memory, potentially leading to privilege escalation or code execution on Android devices.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-32804?
CVE-2023-32804 is a high-severity memory corruption vulnerability in Arm Valhall Gpu Kernel Driver, published on 4 Dec 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Out-of-bounds Write vulnerability in Arm Ltd Midgard GPU Userspace Driver, Arm Ltd Bifrost GPU Userspace Driver, Arm Ltd Valhall GPU Userspace Driver, Arm Ltd Arm 5th Gen GPU Architecture Userspace Driver allows a local non-privileged user to write a constant pattern to a limited amount of memory not allocated by the user space driver.This issue affects Midgard GPU Userspace Driver: from r0p0 through r32p0; Bifrost GPU Userspace Driver: from r0p0 through r44p0; Valhall GPU Userspace Driver: from r19p0 through r44p0; Arm 5th Gen GPU Architecture Userspace Driver: from r41p0 through r44p0.
Weakness: CWE-787
Which versions are affected by CVE-2023-32804?
It affects 4 products.
Products include Arm 5th Gen Gpu Architecture Kernel Driver, Arm Bifrost Gpu Kernel Driver, Arm Midgard Gpu Kernel Driver, Arm Valhall Gpu Kernel Driver.
How do I fix CVE-2023-32804?
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-2023-32804 being exploited?
There is no known exploitation of CVE-2023-32804 in the wild and no public exploit code.
Other vulnerabilities in Arm Valhall Gpu Kernel Driver
- CVE-2023-4211 Arm Mali GPU Kernel Driver Use-After-Free
- CVE-2023-26083 Arm Mali GPU Kernel Driver Information Disclosure
- CVE-2023-6143 Mali GPU Kernel Driver allows improper GPU memory processing operations
- CVE-2025-0073 Mali GPU Kernel Driver allows improper GPU memory processing operations
- CVE-2025-0819 Mali GPU Kernel Driver allows access to already freed memory
Sources
Also known as A-272772567, ASB-A-272772567, GHSA-jhf5-g2pq-ppg2.