fkie_nvd - fkie_cve-2025-21988

fkie_cve-2025-21988

Vulnerability from fkie_nvd

Published

2025-04-02 13:15

Modified

2025-04-02 14:58

Severity ?

Summary

In the Linux kernel, the following vulnerability has been resolved: fs/netfs/read_collect: add to next->prev_donated If multiple subrequests donate data to the same "next" request (depending on the subrequest completion order), each of them would overwrite the `prev_donated` field, causing data corruption and a BUG() crash ("Can't donate prior to front").

References

▶	URL	Tags
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/e25cec3b76aba47a49138d2162fc809c6cd49c9e

Impacted products

	Vendor	Product	Version

To clipboard

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfs/netfs/read_collect: add to next-\u003eprev_donated\n\nIf multiple subrequests donate data to the same \"next\" request\n(depending on the subrequest completion order), each of them would\noverwrite the `prev_donated` field, causing data corruption and a\nBUG() crash (\"Can\u0027t donate prior to front\")."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: fs/netfs/read_collect: agregar a next-\u0026gt;prev_doned Si varias subsolicitudes donan datos a la misma solicitud \"siguiente\" (dependiendo del orden de finalizaci\u00f3n de las subsolicitudes), cada una de ellas sobrescribir\u00eda el campo `prev_doned`, lo que causar\u00eda corrupci\u00f3n de datos y un bloqueo de BUG() (\"No se puede donar antes del front\")."
    }
  ],
  "id": "CVE-2025-21988",
  "lastModified": "2025-04-02T14:58:07.527",
  "metrics": {},
  "published": "2025-04-02T13:15:43.317",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/e25cec3b76aba47a49138d2162fc809c6cd49c9e"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Awaiting Analysis"
}

CVE-2025-21988 (GCVE-0-2025-21988)

Vulnerability from cvelistv5

Published

2025-04-02 12:53

Modified

2025-05-04 07:26

Severity ?

Summary

In the Linux kernel, the following vulnerability has been resolved: fs/netfs/read_collect: add to next->prev_donated If multiple subrequests donate data to the same "next" request (depending on the subrequest completion order), each of them would overwrite the `prev_donated` field, causing data corruption and a BUG() crash ("Can't donate prior to front").

References

►

URL

Tags

https://git.kernel.org/stable/c/e25cec3b76aba47a49138d2162fc809c6cd49c9e

Impacted products

Vendor

Product

Version

►

Version: ee4cdf7ba857a894ad1650d6ab77669cbbfa329e

Version: 6.12

Show details on NVD website

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/netfs/read_collect.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "e25cec3b76aba47a49138d2162fc809c6cd49c9e",
              "status": "affected",
              "version": "ee4cdf7ba857a894ad1650d6ab77669cbbfa329e",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "fs/netfs/read_collect.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.12"
            },
            {
              "lessThan": "6.12",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.13.*",
              "status": "unaffected",
              "version": "6.13.8",
              "versionType": "semver"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.13.8",
                  "versionStartIncluding": "6.12",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfs/netfs/read_collect: add to next-\u003eprev_donated\n\nIf multiple subrequests donate data to the same \"next\" request\n(depending on the subrequest completion order), each of them would\noverwrite the `prev_donated` field, causing data corruption and a\nBUG() crash (\"Can\u0027t donate prior to front\")."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-04T07:26:46.489Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/e25cec3b76aba47a49138d2162fc809c6cd49c9e"
        }
      ],
      "title": "fs/netfs/read_collect: add to next-\u003eprev_donated",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-21988",
    "datePublished": "2025-04-02T12:53:12.170Z",
    "dateReserved": "2024-12-29T08:45:45.800Z",
    "dateUpdated": "2025-05-04T07:26:46.489Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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