CVE-2025-40325

md/raid10: wait barrier before returning discard request with REQ_NOWAIT

Description

In the Linux kernel, the following vulnerability has been resolved: md/raid10: wait barrier before returning discard request with REQ_NOWAIT raid10_handle_discard should wait barrier before returning a discard bio which has REQ_NOWAIT. And there is no need to print warning calltrace if a discard bio has REQ_NOWAIT flag. Quality engineer usually checks dmesg and reports error if dmesg has warning/error calltrace.

N/A

CVSS

Severity:

EPSS 0.03%

Affected: Linux Linux

References

Link	Tags
https://git.kernel.org/stable/c/31d3156efe909b53ba174861a3da880c688f5edc
https://git.kernel.org/stable/c/3db4404435397a345431b45f57876a3df133f3b4

Frequently Asked Questions

What is the severity of CVE-2025-40325?: CVE-2025-40325 has not yet been assigned a CVSS score.
How to fix CVE-2025-40325?: To fix CVE-2025-40325, 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-2025-40325 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2025-40325 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-2025-40325?: CVE-2025-40325 affects Linux Linux, Linux Linux.

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