CVE-2025-21995 Affecting linux-virt package, versions <6.12.22-r0


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.01% (3rd percentile)

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  • Snyk IDSNYK-MINIMOSLATEST-LINUXVIRT-13313941
  • published6 Oct 2025
  • disclosed3 Apr 2025

Introduced: 3 Apr 2025

CVE-2025-21995  (opens in a new tab)

How to fix?

Upgrade Minimos:latest linux-virt to version 6.12.22-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream linux-virt package and not the linux-virt package as distributed by Minimos. See How to fix? for Minimos:latest relevant fixed versions and status.

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]

CVSS Base Scores

version 3.1