CVE-2026-98513 drm/nouveau: Fix runtime PM leak in nouveau_connector_detect()
A resource leak in the nouveau driver can keep the GPU powered on indefinitely, potentially causing battery drain or thermal issues.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-98513?
CVE-2026-98513 is a denial of service vulnerability in Linux, published on 18 Oct 2026. 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/nouveau: Fix runtime PM leak in nouveau_connector_detect()
If nvif_outp_edid_get() fails, nouveau_connector_detect() returns early without dropping the runtime PM reference taken at the start of the function, keeping the device powered on until the next successful detect.
Balance the reference on the error path like the other exit paths do.
Which versions are affected by CVE-2026-98513?
How do I fix CVE-2026-98513?
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-2026-98513 being exploited?
There is no known exploitation of CVE-2026-98513 in the wild and no public exploit code.
Sources
Also known as BELL-CVE-2026-98513, DEBIAN-CVE-2026-98513, GHSA-fc6c-gr57-5x28, UBUNTU-CVE-2026-98513.