vulnerability

Red Hat: CVE-2025-21995: kernel: drm/sched: Fix fence reference count leak

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
Apr 3, 2025
Added
Jul 9, 2025
Modified
Jul 10, 2025

Description

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]

Solution

no-fix-redhat-rpm-package
Title
NEW

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