CVE-2022-50006 (GCVE-0-2022-50006)

Vulnerability from cvelistv5 – Published: 2025-06-18 11:01 – Updated: 2026-05-11 19:10
VLAI?
Title
NFSv4.2 fix problems with __nfs42_ssc_open
Summary
In the Linux kernel, the following vulnerability has been resolved: NFSv4.2 fix problems with __nfs42_ssc_open A destination server while doing a COPY shouldn't accept using the passed in filehandle if its not a regular filehandle. If alloc_file_pseudo() has failed, we need to decrement a reference on the newly created inode, otherwise it leaks.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: ec4b0925089826af45e99cdf78a8ac84c1d005f1 , < 5e49ea099850feadcbf33c74b4f514a3e8049b91 (git)
Affected: ec4b0925089826af45e99cdf78a8ac84c1d005f1 , < 5626f95356111602ad26fc05445a4d1f818a0992 (git)
Affected: ec4b0925089826af45e99cdf78a8ac84c1d005f1 , < c2a47f6903e270c308c40ad4a23c17b30a54373c (git)
Affected: ec4b0925089826af45e99cdf78a8ac84c1d005f1 , < fcfc8be1e9cf2f12b50dce8b579b3ae54443a014 (git)
Create a notification for this product.
Linux Linux Affected: 5.5
Unaffected: 0 , < 5.5 (semver)
Unaffected: 5.10.140 , ≤ 5.10.* (semver)
Unaffected: 5.15.64 , ≤ 5.15.* (semver)
Unaffected: 5.19.6 , ≤ 5.19.* (semver)
Unaffected: 6.0 , ≤ * (original_commit_for_fix)
Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/nfs/nfs4file.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "5e49ea099850feadcbf33c74b4f514a3e8049b91",
              "status": "affected",
              "version": "ec4b0925089826af45e99cdf78a8ac84c1d005f1",
              "versionType": "git"
            },
            {
              "lessThan": "5626f95356111602ad26fc05445a4d1f818a0992",
              "status": "affected",
              "version": "ec4b0925089826af45e99cdf78a8ac84c1d005f1",
              "versionType": "git"
            },
            {
              "lessThan": "c2a47f6903e270c308c40ad4a23c17b30a54373c",
              "status": "affected",
              "version": "ec4b0925089826af45e99cdf78a8ac84c1d005f1",
              "versionType": "git"
            },
            {
              "lessThan": "fcfc8be1e9cf2f12b50dce8b579b3ae54443a014",
              "status": "affected",
              "version": "ec4b0925089826af45e99cdf78a8ac84c1d005f1",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "fs/nfs/nfs4file.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.5"
            },
            {
              "lessThan": "5.5",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.140",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.64",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.19.*",
              "status": "unaffected",
              "version": "5.19.6",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.0",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.140",
                  "versionStartIncluding": "5.5",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.64",
                  "versionStartIncluding": "5.5",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.19.6",
                  "versionStartIncluding": "5.5",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.0",
                  "versionStartIncluding": "5.5",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nNFSv4.2 fix problems with __nfs42_ssc_open\n\nA destination server while doing a COPY shouldn\u0027t accept using the\npassed in filehandle if its not a regular filehandle.\n\nIf alloc_file_pseudo() has failed, we need to decrement a reference\non the newly created inode, otherwise it leaks."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-11T19:10:54.118Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/5e49ea099850feadcbf33c74b4f514a3e8049b91"
        },
        {
          "url": "https://git.kernel.org/stable/c/5626f95356111602ad26fc05445a4d1f818a0992"
        },
        {
          "url": "https://git.kernel.org/stable/c/c2a47f6903e270c308c40ad4a23c17b30a54373c"
        },
        {
          "url": "https://git.kernel.org/stable/c/fcfc8be1e9cf2f12b50dce8b579b3ae54443a014"
        }
      ],
      "title": "NFSv4.2 fix problems with __nfs42_ssc_open",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-50006",
    "datePublished": "2025-06-18T11:01:11.533Z",
    "dateReserved": "2025-06-18T10:57:27.388Z",
    "dateUpdated": "2026-05-11T19:10:54.118Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2022-50006",
      "date": "2026-05-20",
      "epss": "0.00065",
      "percentile": "0.20049"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-50006\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-06-18T11:15:28.503\",\"lastModified\":\"2025-11-14T16:58:32.847\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nNFSv4.2 fix problems with __nfs42_ssc_open\\n\\nA destination server while doing a COPY shouldn\u0027t accept using the\\npassed in filehandle if its not a regular filehandle.\\n\\nIf alloc_file_pseudo() has failed, we need to decrement a reference\\non the newly created inode, otherwise it leaks.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: NFSv4.2 corrige problemas con __nfs42_ssc_open. Al realizar una copia, un servidor de destino no deber\u00eda aceptar el identificador de archivo proporcionado si no es un identificador de archivo normal. Si alloc_file_pseudo() falla, debemos decrementar una referencia en el inodo reci\u00e9n creado; de lo contrario, se produce una fuga.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-noinfo\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.5\",\"versionEndExcluding\":\"5.10.140\",\"matchCriteriaId\":\"A26216A8-920B-4892-A1EB-143451AFFC31\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.11\",\"versionEndExcluding\":\"5.15.64\",\"matchCriteriaId\":\"292F3687-ADC2-4F3D-9710-3BCAD11A52BE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"5.19.6\",\"matchCriteriaId\":\"89E99903-E16D-475D-954B-2BAC46C98262\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.0:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"E8BD11A3-8643-49B6-BADE-5029A0117325\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.0:rc2:*:*:*:*:*:*\",\"matchCriteriaId\":\"5F0AD220-F6A9-4012-8636-155F1B841FAD\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/5626f95356111602ad26fc05445a4d1f818a0992\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/5e49ea099850feadcbf33c74b4f514a3e8049b91\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/c2a47f6903e270c308c40ad4a23c17b30a54373c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/fcfc8be1e9cf2f12b50dce8b579b3ae54443a014\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.