CVE-2023-4295 Mali GPU Kernel Driver allows improper GPU memory processing operations
A local attacker can exploit a use-after-free 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-2023-4295?
CVE-2023-4295 is a high-severity use after free vulnerability in Arm Valhall Gpu Kernel Driver, published on 7 Nov 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 memory processing operations to gain access to already freed memory.
Which versions are affected by CVE-2023-4295?
It affects 2 products.
Products include Arm Mali Gpu Kernel Driver, Arm Valhall Gpu Kernel Driver.
How do I fix CVE-2023-4295?
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-2023-4295 being exploited?
There is no known exploitation of CVE-2023-4295 in the wild and no public exploit code.
Other vulnerabilities in Arm Valhall Gpu Kernel Driver
Sources
Also known as A-275619408, ASB-A-275619408, GHSA-5w5f-g3w4-p65h.