CVE-2025-38426 drm/amdgpu: Add basic validation for RAS header
A corrupted RAS header in the amdgpu driver can cause excessive memory allocation, leading to a denial of service.
- 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-2025-38426?
CVE-2025-38426 is a medium-severity denial of service vulnerability in Linux kernel, published on 25 Jul 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
drm/amdgpu: Add basic validation for RAS header
If RAS header read from EEPROM is corrupted, it could result in trying to allocate huge memory for reading the records. Add some validation to header fields.
Which versions are affected by CVE-2025-38426?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2025-38426?
Apply the vendor's patch.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2025-38426 being exploited?
There is no known exploitation of CVE-2025-38426 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as AZL-65735, AZL-70501, BELL-CVE-2025-38426, DEBIAN-CVE-2025-38426, GHSA-7m5p-v483-rc7r, ROOT-OS-DEBIAN-11-CVE-2025-38426 and 5 more.