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FKIE_CVE-2024-46844

Vulnerability from fkie_nvd - Published: 2024-09-27 13:15 - Updated: 2026-08-04 11:20
Summary
In the Linux kernel, the following vulnerability has been resolved: um: line: always fill *error_out in setup_one_line() The pointer isn't initialized by callers, but I have encountered cases where it's still printed; initialize it in all possible cases in setup_one_line().

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "arch/um/drivers/line.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "3bedb7ce080690d0d6172db790790c1219bcbdd5",
              "status": "affected",
              "version": "31efcebb7d7196adcee73027f513d7c0bf572b47",
              "versionType": "git"
            },
            {
              "lessThan": "96301fdc2d533a196197c055af875fe33d47ef84",
              "status": "affected",
              "version": "31efcebb7d7196adcee73027f513d7c0bf572b47",
              "versionType": "git"
            },
            {
              "lessThan": "c8944d449fda9f58c03bd99649b2df09948fc874",
              "status": "affected",
              "version": "31efcebb7d7196adcee73027f513d7c0bf572b47",
              "versionType": "git"
            },
            {
              "lessThan": "43f782c27907f306c664b6614fd6f264ac32cce6",
              "status": "affected",
              "version": "31efcebb7d7196adcee73027f513d7c0bf572b47",
              "versionType": "git"
            },
            {
              "lessThan": "289979d64573f43df1d0e6bc6435de63a0d69cdf",
              "status": "affected",
              "version": "31efcebb7d7196adcee73027f513d7c0bf572b47",
              "versionType": "git"
            },
            {
              "lessThan": "ec5b47a370177d79ae7773858042c107e21f8ecc",
              "status": "affected",
              "version": "31efcebb7d7196adcee73027f513d7c0bf572b47",
              "versionType": "git"
            },
            {
              "lessThan": "fc843d3837ebcb1c16d3768ef3eb55e25d5331f2",
              "status": "affected",
              "version": "31efcebb7d7196adcee73027f513d7c0bf572b47",
              "versionType": "git"
            },
            {
              "lessThan": "824ac4a5edd3f7494ab1996826c4f47f8ef0f63d",
              "status": "affected",
              "version": "31efcebb7d7196adcee73027f513d7c0bf572b47",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "arch/um/drivers/line.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "3.4"
            },
            {
              "lessThan": "3.4",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.19.*",
              "status": "unaffected",
              "version": "4.19.322",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.284",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.226",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.167",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.110",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.51",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.10.*",
              "status": "unaffected",
              "version": "6.10.10",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.11",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "29162FB8-5FA4-4DC4-86CE-5EB0CAEEF2F3",
              "versionEndExcluding": "4.19.322",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "6265A402-9C3C-438F-BFC5-4194B2568B85",
              "versionEndExcluding": "5.4.284",
              "versionStartIncluding": "4.20",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "864FC17C-501A-4823-A643-6F35D65D8A97",
              "versionEndExcluding": "5.10.226",
              "versionStartIncluding": "5.5",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "043405A4-25FE-45D4-A7BB-2A0C3B7D17C1",
              "versionEndExcluding": "5.15.167",
              "versionStartIncluding": "5.11",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "6B1A95FC-7E7E-428B-BB59-F76640C652AE",
              "versionEndExcluding": "6.1.110",
              "versionStartIncluding": "5.16",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "E4529134-BAC4-4776-840B-304009E181A0",
              "versionEndExcluding": "6.6.51",
              "versionStartIncluding": "6.2",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "ACDEE48C-137A-4731-90D0-A675865E1BED",
              "versionEndExcluding": "6.10.10",
              "versionStartIncluding": "6.7",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\num: line: always fill *error_out in setup_one_line()\n\nThe pointer isn\u0027t initialized by callers, but I have\nencountered cases where it\u0027s still printed; initialize\nit in all possible cases in setup_one_line()."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: um: line: always fill *error_out in setup_one_line() El puntero no es inicializado por los llamadores, pero he encontrado casos en los que a\u00fan se imprime; inicial\u00edcelo en todos los casos posibles en setup_one_line()."
    }
  ],
  "id": "CVE-2024-46844",
  "lastModified": "2026-08-04T11:20:32.217",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.1,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.2,
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-46844",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-09-29T13:59:13.479006Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2024-09-27T13:15:16.313",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/289979d64573f43df1d0e6bc6435de63a0d69cdf"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
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      "url": "https://git.kernel.org/stable/c/3bedb7ce080690d0d6172db790790c1219bcbdd5"
    },
    {
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    },
    {
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      "tags": [
        "Patch"
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      "url": "https://git.kernel.org/stable/c/824ac4a5edd3f7494ab1996826c4f47f8ef0f63d"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/96301fdc2d533a196197c055af875fe33d47ef84"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
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      "url": "https://git.kernel.org/stable/c/c8944d449fda9f58c03bd99649b2df09948fc874"
    },
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      "tags": [
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    },
    {
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      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/fc843d3837ebcb1c16d3768ef3eb55e25d5331f2"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-824"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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