fkie_nvd - fkie_cve-2025-68300

FKIE_CVE-2025-68300

Vulnerability from fkie_nvd - Published: 2025-12-16 16:16 - Updated: 2025-12-18 15:08

Severity ?

Summary

In the Linux kernel, the following vulnerability has been resolved: fs/namespace: fix reference leak in grab_requested_mnt_ns lookup_mnt_ns() already takes a reference on mnt_ns. grab_requested_mnt_ns() doesn't need to take an extra reference.

References

	URL	Tags
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/4a16b2a0c1f033f95f5d0b98b9e40e8bf7c4c2c5
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/7b6dcd9bfd869eee7693e45b1817dac8c56e5f86
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/fe256e59b8e7f126b2464ee32bd9fee131f0a883

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfs/namespace: fix reference leak in grab_requested_mnt_ns\n\nlookup_mnt_ns() already takes a reference on mnt_ns.\ngrab_requested_mnt_ns() doesn\u0027t need to take an extra reference."
    }
  ],
  "id": "CVE-2025-68300",
  "lastModified": "2025-12-18T15:08:06.237",
  "metrics": {},
  "published": "2025-12-16T16:16:09.513",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/4a16b2a0c1f033f95f5d0b98b9e40e8bf7c4c2c5"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/7b6dcd9bfd869eee7693e45b1817dac8c56e5f86"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/fe256e59b8e7f126b2464ee32bd9fee131f0a883"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Awaiting Analysis"
}

CVE-2025-68300 (GCVE-0-2025-68300)

Vulnerability from cvelistv5 – Published: 2025-12-16 15:06 – Updated: 2025-12-16 15:06

Title

fs/namespace: fix reference leak in grab_requested_mnt_ns

Summary

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/4a16b2a0c1f033f95…
	https://git.kernel.org/stable/c/fe256e59b8e7f126b…
	https://git.kernel.org/stable/c/7b6dcd9bfd869eee7…

Impacted products

Vendor

Product

Version

Linux

Affected: ba306daa7fa8ae0be5d64c215e9d43a88b4bc8bf , < 4a16b2a0c1f033f95f5d0b98b9e40e8bf7c4c2c5 (git)
Affected: 8ff97ade912dcfc5ac1783c4b8d615aacd26fd17 , < fe256e59b8e7f126b2464ee32bd9fee131f0a883 (git)
Affected: 78f0e33cd6c939a555aa80dbed2fec6b333a7660 , < 7b6dcd9bfd869eee7693e45b1817dac8c56e5f86 (git)

Linux

Affected: 6.12.59 , < 6.12.61 (semver)
Affected: 6.17.9 , < 6.17.11 (semver)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/namespace.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "4a16b2a0c1f033f95f5d0b98b9e40e8bf7c4c2c5",
              "status": "affected",
              "version": "ba306daa7fa8ae0be5d64c215e9d43a88b4bc8bf",
              "versionType": "git"
            },
            {
              "lessThan": "fe256e59b8e7f126b2464ee32bd9fee131f0a883",
              "status": "affected",
              "version": "8ff97ade912dcfc5ac1783c4b8d615aacd26fd17",
              "versionType": "git"
            },
            {
              "lessThan": "7b6dcd9bfd869eee7693e45b1817dac8c56e5f86",
              "status": "affected",
              "version": "78f0e33cd6c939a555aa80dbed2fec6b333a7660",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/namespace.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "6.12.61",
              "status": "affected",
              "version": "6.12.59",
              "versionType": "semver"
            },
            {
              "lessThan": "6.17.11",
              "status": "affected",
              "version": "6.17.9",
              "versionType": "semver"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.61",
                  "versionStartIncluding": "6.12.59",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.17.11",
                  "versionStartIncluding": "6.17.9",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfs/namespace: fix reference leak in grab_requested_mnt_ns\n\nlookup_mnt_ns() already takes a reference on mnt_ns.\ngrab_requested_mnt_ns() doesn\u0027t need to take an extra reference."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-12-16T15:06:18.941Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/4a16b2a0c1f033f95f5d0b98b9e40e8bf7c4c2c5"
        },
        {
          "url": "https://git.kernel.org/stable/c/fe256e59b8e7f126b2464ee32bd9fee131f0a883"
        },
        {
          "url": "https://git.kernel.org/stable/c/7b6dcd9bfd869eee7693e45b1817dac8c56e5f86"
        }
      ],
      "title": "fs/namespace: fix reference leak in grab_requested_mnt_ns",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-68300",
    "datePublished": "2025-12-16T15:06:18.941Z",
    "dateReserved": "2025-12-16T14:48:05.293Z",
    "dateUpdated": "2025-12-16T15:06:18.941Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

Nomenclature

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.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
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.

Detection rules are retrieved from Rulezet.

Action not permitted

FKIE_CVE-2025-68300

CVE-2025-68300 (GCVE-0-2025-68300)

Tags

Sightings

Nomenclature