CVE-2024-50120 (GCVE-0-2024-50120)

Vulnerability from cvelistv5 – Published: 2024-11-05 17:10 – Updated: 2025-05-04 12:59
VLAI?
Title
smb: client: Handle kstrdup failures for passwords
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.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 7e8cffa4f85e6839335d75e6b47f918d90c1d194 , < 35dbac8c328d6afe937cd45ecd41d209d0b9f8b8 (git)
Affected: c1eb537bf4560b3ad4df606c266c665624f3b502 , < 35488799b0ab6e4327f82e1d9209a60805665b37 (git)
Affected: c1eb537bf4560b3ad4df606c266c665624f3b502 , < 9a5dd61151399ad5a5d69aad28ab164734c1e3bc (git)
Affected: e78308a6dcab1e53b38b8dd952e69c515cd324d7 (git)
Affected: 2a0fc63f1f4fccfeb367d0c57b8a243cec60c26c (git)
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    Linux Linux Affected: 6.9
Unaffected: 0 , < 6.9 (semver)
Unaffected: 6.6.59 , ≤ 6.6.* (semver)
Unaffected: 6.11.6 , ≤ 6.11.* (semver)
Unaffected: 6.12 , ≤ * (original_commit_for_fix)
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/smb/client/fs_context.c"
          ],
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          "vendor": "Linux",
          "versions": [
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              "status": "affected",
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              "versionType": "git"
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              "version": "2a0fc63f1f4fccfeb367d0c57b8a243cec60c26c",
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          "programFiles": [
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          "vendor": "Linux",
          "versions": [
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              "version": "6.9"
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              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
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              "version": "6.6.59",
              "versionType": "semver"
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              "status": "unaffected",
              "version": "6.11.6",
              "versionType": "semver"
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            {
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              "status": "unaffected",
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            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.59",
                  "versionStartIncluding": "6.6.24",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.11.6",
                  "versionStartIncluding": "6.9",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                  "vulnerable": true
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                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionStartIncluding": "6.7.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionStartIncluding": "6.8.3",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "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."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-04T12:59:34.110Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/35dbac8c328d6afe937cd45ecd41d209d0b9f8b8"
        },
        {
          "url": "https://git.kernel.org/stable/c/35488799b0ab6e4327f82e1d9209a60805665b37"
        },
        {
          "url": "https://git.kernel.org/stable/c/9a5dd61151399ad5a5d69aad28ab164734c1e3bc"
        }
      ],
      "title": "smb: client: Handle kstrdup failures for passwords",
      "x_generator": {
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      }
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  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2024-50120",
    "datePublished": "2024-11-05T17:10:49.887Z",
    "dateReserved": "2024-10-21T19:36:19.953Z",
    "dateUpdated": "2025-05-04T12:59:34.110Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}


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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.