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Medium 5.5Published Apr 18, 2025

CVE-2025-40325md/raid10: wait barrier before returning discard request with REQ_NOWAIT

Updated under an hour ago ()

Does this affect you?

It affects Linux and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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.

CVSS
5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE)
Not given
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
Linux
NVD analysis
Modified
Record last updated
Oct 21, 2026
First seen by InfoSec Signals
Oct 21, 2026

Affected products

Affected products
Linux Linux
linux:linux (from the name)
from c9aa889b035fca4598ae985a0f0c76ebbb547ad2 before 29c742ff222dd39335b927a6909c23b8752a053c; from c9aa889b035fca4598ae985a0f0c76ebbb547ad2 before 31ff67982c5fa39c0093b9d9f429fef91c2494b7; from c9aa889b035fca4598ae985a0f0c76ebbb547ad2 before 31d3156efe909b53ba174861a3da880c688f5edc; from c9aa889b035fca4598ae985a0f0c76ebbb547ad2 before 3db4404435397a345431b45f57876a3df133f3b4; 39db562b3fedb93978a7e42dd216b306740959f8; from 5.15.111 before 5.16
CNA record
linux linux_kernel
linux:linux_kernel
from 5.15.111 before 5.16; from 5.17 before 6.14.2
NVD

References

  • patch
  • patch

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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