CVE-2023-33200 Mali GPU Kernel Driver Allows Improper GPU Memory Processing Operations
A local attacker can exploit a race condition in the Mali GPU driver to access freed memory, potentially leading to privilege escalation or code execution.
- 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-2023-33200?
CVE-2023-33200 is a medium-severity use after free vulnerability in Arm Valhall Gpu Kernel Driver, published on 3 Oct 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A local non-privileged user can make improper GPU processing operations to exploit a software race condition. If the system’s memory is carefully prepared by the user, then this in turn could give them access to already freed memory.
Weakness: CWE-416
Which versions are affected by CVE-2023-33200?
It affects 3 products.
Products include Arm Bifrost Gpu Kernel Driver, Arm Mali Gpu Kernel Driver, Arm Valhall Gpu Kernel Driver.
How do I fix CVE-2023-33200?
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-2023-33200 being exploited?
There is no known exploitation of CVE-2023-33200 in the wild and no public exploit code.
Other vulnerabilities in Arm Valhall Gpu Kernel Driver
- CVE-2022-38181 Arm Mali GPU Kernel Driver Use-After-Free
- CVE-2021-29256 Arm Mali GPU Kernel Driver Use-After-Free
- CVE-2021-28663 Arm Mali Graphics Processing Unit (GPU) Use-After-Free
- CVE-2021-28664 Arm Mali Graphics Processing Unit (GPU) Unspecified
- CVE-2022-22706 Arm Mali GPU Kernel Driver Unspecified
Sources
Also known as A-287627703, ASB-A-287627703, GHSA-vhhr-5xx2-jq68.