cve/published/2025/CVE-2025-21822.json

{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nptp: vmclock: Set driver data before its usage\n\nIf vmclock_ptp_register() fails during probing, vmclock_remove() is\ncalled to clean up the ptp clock and misc device.\nIt uses dev_get_drvdata() to access the vmclock state.\nHowever the driver data is not yet set at this point.\n\nAssign the driver data earlier."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/ptp/ptp_vmclock.c"
               ],
               "versions": [
                  {
                     "version": "20503272422693d793b84f88bf23fe4e955d3a33",
                     "lessThan": "6dbd8b91a065d1d8001446a28e72cd140f9acef0",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "20503272422693d793b84f88bf23fe4e955d3a33",
                     "lessThan": "f7d07cd4f77d77f366c8ffbb8ba8b61f614e5fce",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "affected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/ptp/ptp_vmclock.c"
               ],
               "versions": [
                  {
                     "version": "6.13",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "6.13",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.13.4",
                     "lessThanOrEqual": "6.13.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.14",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "cpeApplicability": [
            {
               "nodes": [
                  {
                     "operator": "OR",
                     "negate": false,
                     "cpeMatch": [
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "6.13",
                           "versionEndExcluding": "6.13.4"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "6.13",
                           "versionEndExcluding": "6.14"
                        }
                     ]
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/6dbd8b91a065d1d8001446a28e72cd140f9acef0"
            },
            {
               "url": "https://git.kernel.org/stable/c/f7d07cd4f77d77f366c8ffbb8ba8b61f614e5fce"
            }
         ],
         "title": "ptp: vmclock: Set driver data before its usage",
         "x_generator": {
            "engine": "bippy-1.2.0"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2025-21822",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}