CVE-2025-21995

drm/sched: Fix fence reference count leak

Medium · published April 3, 2025

CVSS v3.1
5.5
EPSS
0%
Percentile
8.1
In the wild
Unconfirmed
What it is

In the Linux kernel, the following vulnerability has been resolved:

drm/sched: Fix fence reference count leak

The last_scheduled fence leaks when an entity is being killed and adding

the cleanup callback fails.

Decrement the reference count of prev when dma_fence_add_callback()

fails, ensuring proper balance.

[phasta: add git tag info for stable kernel]

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00189 · 8.1th percentile
Published
2025-04-03T07:18Z
EPSS history
Timeline
  • 03 APR 07:18Z
    drm/sched: Fix fence reference count leak
    cvelistv5