CVE-2025-37770 drm/amd/pm: Prevent division by zero
A local attacker can trigger a division by zero in the AMD power management driver, causing a kernel crash and 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-2025-37770?
CVE-2025-37770 is a medium-severity denial of service vulnerability in Debian Debian Linux, published on 1 May 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/amd/pm: Prevent division by zero
The user can set any speed value. If speed is greater than UINT_MAX/8, division by zero is possible.
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Weakness: CWE-369
Which versions are affected by CVE-2025-37770?
It affects 2 products.
Products include Debian Debian Linux, Linux kernel.
How do I fix CVE-2025-37770?
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-2025-37770 being exploited?
There is no known exploitation of CVE-2025-37770 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as BELL-CVE-2025-37770, DEBIAN-CVE-2025-37770, GHSA-g3xx-h684-wg52, ROOT-OS-DEBIAN-12-CVE-2025-37770, ROOT-OS-UBUNTU-2204-CVE-2025-37770, ROOT-OS-UBUNTU-2404-CVE-2025-37770 and 1 more.