CVE-2025-38095: dma-buf: insert memory barrier before updating num_fences
In the Linux kernel, the following vulnerability has been resolved:
dma-buf: insert memory barrier before updating numfences
smpstoremb() inserts memory barrier after storing operation. It is different with what the comment is originally aiming so Null pointer dereference can be happened if memory update is reordered.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2025-38095?
CVE-2025-38095 has been classified with a severity level that indicates it poses a risk of null pointer dereference in the Linux kernel.
How do I fix CVE-2025-38095?
To fix CVE-2025-38095, ensure that you update to the latest version of the Linux kernel where this vulnerability has been resolved.
Which versions of the Linux kernel are affected by CVE-2025-38095?
CVE-2025-38095 affects specific versions of the Linux kernel, so it is crucial to consult the update documentation for your Linux distribution.
What is the impact of CVE-2025-38095 on system stability?
The impact of CVE-2025-38095 includes potential system instability due to null pointer dereference, which can lead to crashes or unpredictable behavior.
Is CVE-2025-38095 actively being exploited in the wild?
As of now, there is no public information indicating that CVE-2025-38095 is being actively exploited in the wild.