CVE-2023-51042 Use after free in n/a
A use-after-free vulnerability in the Linux kernel's amdgpu driver allows attackers to execute arbitrary code or escalate privileges.
- 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-2023-51042?
CVE-2023-51042 is a high-severity use after free vulnerability in Linux kernel, published on 23 Jan 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel before 6.4.12, amdgpu_cs_wait_all_fences in drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c has a fence use-after-free.
Weakness: CWE-416
Which versions are affected by CVE-2023-51042?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2023-51042?
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-2023-51042 being exploited?
There is no known exploitation of CVE-2023-51042 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as AZL-33967, BELL-CVE-2023-51042, DEBIAN-CVE-2023-51042, GHSA-5v7q-gqff-9cj8, UBUNTU-CVE-2023-51042.