CVE-2025-21940

drm/amdkfd: Fix NULL Pointer Dereference in KFD queue

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Fix NULL Pointer Dereference in KFD queue Through KFD IOCTL Fuzzing we encountered a NULL pointer derefrence when calling kfd_queue_acquire_buffers. (cherry picked from commit 049e5bf3c8406f87c3d8e1958e0a16804fa1d530)

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.02%
Affected: Linux Linux
Affected: Linux Linux
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/stable/c/c3cbeafb4e0001d9146df50b470885e02664f3c7 patch
https://git.kernel.org/stable/c/33eb8041c5d6c19d46e7bfd23a031844336afd80 patch
https://git.kernel.org/stable/c/fd617ea3b79d2116d53f76cdb5a3601c0ba6e42f patch

Frequently Asked Questions

What is the severity of CVE-2025-21940?
CVE-2025-21940 has been scored as a medium severity vulnerability.
How to fix CVE-2025-21940?
To fix CVE-2025-21940, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-21940 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-21940 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-21940?
CVE-2025-21940 affects Linux Linux, Linux Linux.
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