fkie_nvd - fkie_cve-2025-39912

fkie_cve-2025-39912

Vulnerability from fkie_nvd

Published

2025-10-01 08:15

Modified

2025-10-02 19:12

Severity ?

Summary

In the Linux kernel, the following vulnerability has been resolved: nfs/localio: restore creds before releasing pageio data Otherwise if the nfsd filecache code releases the nfsd_file immediately, it can trigger the BUG_ON(cred == current->cred) in __put_cred() when it puts the nfsd_file->nf_file->f-cred.

References

	URL	Tags
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/57c1bb02b4fc8eec6eb01736e7fad26dffacf18c
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/992203a1fba51b025c60ec0c8b0d9223343dea95
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/c250be1d75bf80dc5ab46f0b434b746c1868a1ea

Impacted products

	Vendor	Product	Version

To clipboard

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnfs/localio: restore creds before releasing pageio data\n\nOtherwise if the nfsd filecache code releases the nfsd_file\nimmediately, it can trigger the BUG_ON(cred == current-\u003ecred) in\n__put_cred() when it puts the nfsd_file-\u003enf_file-\u003ef-cred."
    }
  ],
  "id": "CVE-2025-39912",
  "lastModified": "2025-10-02T19:12:17.160",
  "metrics": {},
  "published": "2025-10-01T08:15:34.270",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/57c1bb02b4fc8eec6eb01736e7fad26dffacf18c"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/992203a1fba51b025c60ec0c8b0d9223343dea95"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/c250be1d75bf80dc5ab46f0b434b746c1868a1ea"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Awaiting Analysis"
}

CVE-2025-39912 (GCVE-0-2025-39912)

Vulnerability from cvelistv5

Published

2025-10-01 07:44

Modified

2025-10-01 07:44

Severity ?

Summary

In the Linux kernel, the following vulnerability has been resolved: nfs/localio: restore creds before releasing pageio data Otherwise if the nfsd filecache code releases the nfsd_file immediately, it can trigger the BUG_ON(cred == current->cred) in __put_cred() when it puts the nfsd_file->nf_file->f-cred.

References

URL

Tags

	https://git.kernel.org/stable/c/57c1bb02b4fc8eec6eb01736e7fad26dffacf18c
	https://git.kernel.org/stable/c/c250be1d75bf80dc5ab46f0b434b746c1868a1ea
	https://git.kernel.org/stable/c/992203a1fba51b025c60ec0c8b0d9223343dea95

Impacted products

Vendor

Product

Version

Version: b9f5dd57f4a52990963eeb1f1b58d00f717ece69
Version: b9f5dd57f4a52990963eeb1f1b58d00f717ece69
Version: b9f5dd57f4a52990963eeb1f1b58d00f717ece69

Version: 6.12

Show details on NVD website

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/nfs/localio.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "57c1bb02b4fc8eec6eb01736e7fad26dffacf18c",
              "status": "affected",
              "version": "b9f5dd57f4a52990963eeb1f1b58d00f717ece69",
              "versionType": "git"
            },
            {
              "lessThan": "c250be1d75bf80dc5ab46f0b434b746c1868a1ea",
              "status": "affected",
              "version": "b9f5dd57f4a52990963eeb1f1b58d00f717ece69",
              "versionType": "git"
            },
            {
              "lessThan": "992203a1fba51b025c60ec0c8b0d9223343dea95",
              "status": "affected",
              "version": "b9f5dd57f4a52990963eeb1f1b58d00f717ece69",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "fs/nfs/localio.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": "6.12.*",
              "status": "unaffected",
              "version": "6.12.48",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.16.*",
              "status": "unaffected",
              "version": "6.16.8",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.17",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.48",
                  "versionStartIncluding": "6.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.16.8",
                  "versionStartIncluding": "6.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.17",
                  "versionStartIncluding": "6.12",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnfs/localio: restore creds before releasing pageio data\n\nOtherwise if the nfsd filecache code releases the nfsd_file\nimmediately, it can trigger the BUG_ON(cred == current-\u003ecred) in\n__put_cred() when it puts the nfsd_file-\u003enf_file-\u003ef-cred."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-10-01T07:44:35.513Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/57c1bb02b4fc8eec6eb01736e7fad26dffacf18c"
        },
        {
          "url": "https://git.kernel.org/stable/c/c250be1d75bf80dc5ab46f0b434b746c1868a1ea"
        },
        {
          "url": "https://git.kernel.org/stable/c/992203a1fba51b025c60ec0c8b0d9223343dea95"
        }
      ],
      "title": "nfs/localio: restore creds before releasing pageio data",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-39912",
    "datePublished": "2025-10-01T07:44:35.513Z",
    "dateReserved": "2025-04-16T07:20:57.147Z",
    "dateUpdated": "2025-10-01T07:44:35.513Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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