FKIE_CVE-2025-40195

Vulnerability from fkie_nvd - Published: 2025-11-12 22:15 - Updated: 2026-06-17 09:21
Severity
Summary
In the Linux kernel, the following vulnerability has been resolved: mount: handle NULL values in mnt_ns_release() When calling in listmount() mnt_ns_release() may be passed a NULL pointer. Handle that case gracefully.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2d68f8a7379d9c61005e982600c61948d4d019bd
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/6c7ca6a02f8f9549a438a08a23c6327580ecf3d6
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/99ae3e70a293834d0274c46a37120c71a24a4995
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "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": "2d68f8a7379d9c61005e982600c61948d4d019bd",
              "status": "affected",
              "version": "1901c92497bd90caf608a474f1bf4d8795b372a2",
              "versionType": "git"
            },
            {
              "lessThan": "99ae3e70a293834d0274c46a37120c71a24a4995",
              "status": "affected",
              "version": "1901c92497bd90caf608a474f1bf4d8795b372a2",
              "versionType": "git"
            },
            {
              "lessThan": "6c7ca6a02f8f9549a438a08a23c6327580ecf3d6",
              "status": "affected",
              "version": "1901c92497bd90caf608a474f1bf4d8795b372a2",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "fs/namespace.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.11"
            },
            {
              "lessThan": "6.11",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.54",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.17.*",
              "status": "unaffected",
              "version": "6.17.4",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.18",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmount: handle NULL values in mnt_ns_release()\n\nWhen calling in listmount() mnt_ns_release() may be passed a NULL\npointer. Handle that case gracefully."
    }
  ],
  "id": "CVE-2025-40195",
  "lastModified": "2026-06-17T09:21:26.403",
  "metrics": {},
  "published": "2025-11-12T22:15:46.553",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/2d68f8a7379d9c61005e982600c61948d4d019bd"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/6c7ca6a02f8f9549a438a08a23c6327580ecf3d6"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/99ae3e70a293834d0274c46a37120c71a24a4995"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Deferred"
}


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