CVE-2025-37769 drm/amd/pm/smu11: Prevent division by zero
A local attacker can cause a kernel crash by setting a specific speed value, leading to a division by zero error in the AMD power management driver.
- 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-2025-37769?
CVE-2025-37769 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/smu11: 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.
(cherry picked from commit da7dc714a8f8e1c9fc33c57cd63583779a3bef71)
Weakness: CWE-369
Which versions are affected by CVE-2025-37769?
It affects 2 products.
Products include Debian Debian Linux, Linux kernel.
How do I fix CVE-2025-37769?
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-2025-37769 being exploited?
There is no known exploitation of CVE-2025-37769 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as BELL-CVE-2025-37769, DEBIAN-CVE-2025-37769, GHSA-x65r-3hpg-f998, ROOT-OS-DEBIAN-12-CVE-2025-37769, ROOT-OS-UBUNTU-2404-CVE-2025-37769, UBUNTU-CVE-2025-37769.