CVE-2025-40325 (GCVE-0-2025-40325)

Vulnerability from cvelistv5 – Published: 2025-04-18 07:01 – Updated: 2026-01-08 09:50
VLAI?
Title
md/raid10: wait barrier before returning discard request with REQ_NOWAIT
Summary
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.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: c9aa889b035fca4598ae985a0f0c76ebbb547ad2 , < 31ff67982c5fa39c0093b9d9f429fef91c2494b7 (git)
Affected: c9aa889b035fca4598ae985a0f0c76ebbb547ad2 , < 31d3156efe909b53ba174861a3da880c688f5edc (git)
Affected: c9aa889b035fca4598ae985a0f0c76ebbb547ad2 , < 3db4404435397a345431b45f57876a3df133f3b4 (git)
Affected: 39db562b3fedb93978a7e42dd216b306740959f8 (git)
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    Linux Linux Affected: 5.17
Unaffected: 0 , < 5.17 (semver)
Unaffected: 6.12.64 , ≤ 6.12.* (semver)
Unaffected: 6.14.2 , ≤ 6.14.* (semver)
Unaffected: 6.15 , ≤ * (original_commit_for_fix)
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{
  "containers": {
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      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/md/raid10.c"
          ],
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          "vendor": "Linux",
          "versions": [
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                  "vulnerable": true
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                {
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              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmd/raid10: wait barrier before returning discard request with REQ_NOWAIT\n\nraid10_handle_discard should wait barrier before returning a discard bio\nwhich has REQ_NOWAIT. And there is no need to print warning calltrace\nif a discard bio has REQ_NOWAIT flag. Quality engineer usually checks\ndmesg and reports error if dmesg has warning/error calltrace."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-01-08T09:50:21.434Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
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          "url": "https://git.kernel.org/stable/c/31ff67982c5fa39c0093b9d9f429fef91c2494b7"
        },
        {
          "url": "https://git.kernel.org/stable/c/31d3156efe909b53ba174861a3da880c688f5edc"
        },
        {
          "url": "https://git.kernel.org/stable/c/3db4404435397a345431b45f57876a3df133f3b4"
        }
      ],
      "title": "md/raid10: wait barrier before returning discard request with REQ_NOWAIT",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-40325",
    "datePublished": "2025-04-18T07:01:41.619Z",
    "dateReserved": "2025-04-16T07:20:57.186Z",
    "dateUpdated": "2026-01-08T09:50:21.434Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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