FKIE_CVE-2024-50120

Vulnerability from fkie_nvd - Published: 2024-11-05 18:15 - Updated: 2026-06-17 08:03
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: smb: client: Handle kstrdup failures for passwords In smb3_reconfigure(), after duplicating ctx->password and ctx->password2 with kstrdup(), we need to check for allocation failures. If ses->password allocation fails, return -ENOMEM. If ses->password2 allocation fails, free ses->password, set it to NULL, and return -ENOMEM.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/35488799b0ab6e4327f82e1d9209a60805665b37Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/35dbac8c328d6afe937cd45ecd41d209d0b9f8b8Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9a5dd61151399ad5a5d69aad28ab164734c1e3bcPatch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel 6.12
linux linux_kernel 6.12
linux linux_kernel 6.12
linux linux_kernel 6.12
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/smb/client/fs_context.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "35dbac8c328d6afe937cd45ecd41d209d0b9f8b8",
              "status": "affected",
              "version": "7e8cffa4f85e6839335d75e6b47f918d90c1d194",
              "versionType": "git"
            },
            {
              "lessThan": "35488799b0ab6e4327f82e1d9209a60805665b37",
              "status": "affected",
              "version": "c1eb537bf4560b3ad4df606c266c665624f3b502",
              "versionType": "git"
            },
            {
              "lessThan": "9a5dd61151399ad5a5d69aad28ab164734c1e3bc",
              "status": "affected",
              "version": "c1eb537bf4560b3ad4df606c266c665624f3b502",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "e78308a6dcab1e53b38b8dd952e69c515cd324d7",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "2a0fc63f1f4fccfeb367d0c57b8a243cec60c26c",
              "versionType": "git"
            },
            {
              "lessThan": "6.6.59",
              "status": "affected",
              "version": "6.6.24",
              "versionType": "semver"
            },
            {
              "lessThan": "6.8",
              "status": "affected",
              "version": "6.7.12",
              "versionType": "semver"
            },
            {
              "lessThan": "6.9",
              "status": "affected",
              "version": "6.8.3",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "fs/smb/client/fs_context.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.9"
            },
            {
              "lessThan": "6.9",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.59",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.11.*",
              "status": "unaffected",
              "version": "6.11.6",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.12",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "4C017B9E-32C1-4A6A-8332-9D815CADA68C",
              "versionEndExcluding": "6.6.59",
              "versionStartIncluding": "6.6.24",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "D6A2C3EC-DA7B-4144-8BAF-2DBB7E8CE4C7",
              "versionEndExcluding": "6.8",
              "versionStartIncluding": "6.7.12",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "169D202A-BA55-469F-9AA4-F2622323550C",
              "versionEndExcluding": "6.11.6",
              "versionStartIncluding": "6.8.3",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:*",
              "matchCriteriaId": "7F361E1D-580F-4A2D-A509-7615F73167A1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:*",
              "matchCriteriaId": "925478D0-3E3D-4E6F-ACD5-09F28D5DF82C",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc3:*:*:*:*:*:*",
              "matchCriteriaId": "3C95E234-D335-4B6C-96BF-E2CEBD8654ED",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc4:*:*:*:*:*:*",
              "matchCriteriaId": "E0F717D8-3014-4F84-8086-0124B2111379",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsmb: client: Handle kstrdup failures for passwords\n\nIn smb3_reconfigure(), after duplicating ctx-\u003epassword and\nctx-\u003epassword2 with kstrdup(), we need to check for allocation\nfailures.\n\nIf ses-\u003epassword allocation fails, return -ENOMEM.\nIf ses-\u003epassword2 allocation fails, free ses-\u003epassword, set it\nto NULL, and return -ENOMEM."
    },
    {
      "lang": "es",
      "value": " En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: smb: cliente: Manejar errores de kstrdup para contrase\u00f1as. En smb3_reconfigure(), despu\u00e9s de duplicar ctx-\u0026gt;password y ctx-\u0026gt;password2 con kstrdup(), debemos verificar si hay errores de asignaci\u00f3n. Si la asignaci\u00f3n de ses-\u0026gt;password falla, devuelva -ENOMEM. Si la asignaci\u00f3n de ses-\u0026gt;password2 falla, libere ses-\u0026gt;password, config\u00farelo en NULL y devuelva -ENOMEM."
    }
  ],
  "id": "CVE-2024-50120",
  "lastModified": "2026-06-17T08:03:38.453",
  "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"
      }
    ]
  },
  "published": "2024-11-05T18:15:15.023",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/35488799b0ab6e4327f82e1d9209a60805665b37"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/35dbac8c328d6afe937cd45ecd41d209d0b9f8b8"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/9a5dd61151399ad5a5d69aad28ab164734c1e3bc"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "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.

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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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