FKIE_CVE-2022-48741

Vulnerability from fkie_nvd - Published: 2024-06-20 12:15 - Updated: 2026-06-17 05:16
Severity
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: ovl: fix NULL pointer dereference in copy up warning This patch is fixing a NULL pointer dereference to get a recently introduced warning message working.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/4ee7e4a6c9b298da44029ed9ec8ed23ae49cc209Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9c7f8a35c5a83740c0e3ea540b6ad145c50d79aaPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/e6b678c1a3673de6a5d2f4e22bb725a086a0701aPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/4ee7e4a6c9b298da44029ed9ec8ed23ae49cc209Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/9c7f8a35c5a83740c0e3ea540b6ad145c50d79aaPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/e6b678c1a3673de6a5d2f4e22bb725a086a0701aPatch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/overlayfs/copy_up.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "e6b678c1a3673de6a5d2f4e22bb725a086a0701a",
              "status": "affected",
              "version": "5cffa333a2b263821561328cc75a3ffc8097d093",
              "versionType": "git"
            },
            {
              "lessThan": "9c7f8a35c5a83740c0e3ea540b6ad145c50d79aa",
              "status": "affected",
              "version": "5b0a414d06c3ed2097e32ef7944a4abb644b89bd",
              "versionType": "git"
            },
            {
              "lessThan": "4ee7e4a6c9b298da44029ed9ec8ed23ae49cc209",
              "status": "affected",
              "version": "5b0a414d06c3ed2097e32ef7944a4abb644b89bd",
              "versionType": "git"
            },
            {
              "lessThan": "5.15.20",
              "status": "affected",
              "version": "5.15.3",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "fs/overlayfs/copy_up.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.16"
            },
            {
              "lessThan": "5.16",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.20",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.16.*",
              "status": "unaffected",
              "version": "5.16.6",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "5.17",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "C62049EA-FB11-4567-B691-BAFE7ABB1341",
              "versionEndExcluding": "5.15.20",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "6739D89E-32C3-479D-B5F6-6865C5061FA5",
              "versionEndExcluding": "5.16.6",
              "versionStartIncluding": "5.16",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\novl: fix NULL pointer dereference in copy up warning\n\nThis patch is fixing a NULL pointer dereference to get a recently\nintroduced warning message working."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ovl: corrige la desreferencia del puntero NULL en la advertencia de copia. Este parche corrige una desreferencia del puntero NULL para que funcione un mensaje de advertencia introducido recientemente."
    }
  ],
  "id": "CVE-2022-48741",
  "lastModified": "2026-06-17T05:16:03.910",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2022-48741",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-06-20T16:02:21.941133Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2024-06-20T12:15:12.430",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/4ee7e4a6c9b298da44029ed9ec8ed23ae49cc209"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/9c7f8a35c5a83740c0e3ea540b6ad145c50d79aa"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/e6b678c1a3673de6a5d2f4e22bb725a086a0701a"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/4ee7e4a6c9b298da44029ed9ec8ed23ae49cc209"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/9c7f8a35c5a83740c0e3ea540b6ad145c50d79aa"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/e6b678c1a3673de6a5d2f4e22bb725a086a0701a"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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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

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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