CVE-2025-21995: drm/sched: Fix fence reference count leak
In the Linux kernel, the following vulnerability has been resolved:
drm/sched: Fix fence reference count leak
The lastscheduled fence leaks when an entity is being killed and adding the cleanup callback fails.
Decrement the reference count of prev when dmafenceaddcallback() fails, ensuring proper balance.
[phasta: add git tag info for stable kernel]
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2025-21995?
CVE-2025-21995 is classified as a low severity vulnerability within the Linux kernel.
How do I fix CVE-2025-21995?
To fix CVE-2025-21995, you should update to the latest version of the Linux kernel that contains the patch for this vulnerability.
What systems are affected by CVE-2025-21995?
CVE-2025-21995 affects various versions of the Linux kernel.
What type of vulnerability is CVE-2025-21995?
CVE-2025-21995 is a code execution vulnerability due to a fence reference count leak.
Is there a public exploit for CVE-2025-21995?
As of now, there are no known public exploits specifically targeting CVE-2025-21995.