CVE-2023-3867 (GCVE-0-2023-3867)
Vulnerability from cvelistv5
Published
2025-08-16 13:29
Modified
2025-08-19 05:47
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix out of bounds read in smb2_sess_setup ksmbd does not consider the case of that smb2 session setup is in compound request. If this is the second payload of the compound, OOB read issue occurs while processing the first payload in the smb2_sess_setup().
References
Impacted products
Vendor Product Version
Linux Linux Version: 0626e6641f6b467447c81dd7678a69c66f7746cf
Version: 0626e6641f6b467447c81dd7678a69c66f7746cf
Version: 0626e6641f6b467447c81dd7678a69c66f7746cf
Version: 0626e6641f6b467447c81dd7678a69c66f7746cf
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/smb/server/smb2pdu.c"
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          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "version": "5.15"
            },
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              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
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      ],
      "cpeApplicability": [
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          "nodes": [
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              "cpeMatch": [
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              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nksmbd: fix out of bounds read in smb2_sess_setup\n\nksmbd does not consider the case of that smb2 session setup is\nin compound request. If this is the second payload of the compound,\nOOB read issue occurs while processing the first payload in\nthe smb2_sess_setup()."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-08-19T05:47:14.506Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/676392184785ace61e939831e7ca44a03d438c3b"
        },
        {
          "url": "https://git.kernel.org/stable/c/ef572ffa8eb44111eed2925fbb2adca78bdcbf61"
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        },
        {
          "url": "https://git.kernel.org/stable/c/98422bdd4cb3ca4d08844046f6507d7ec2c2b8d8"
        }
      ],
      "title": "ksmbd: fix out of bounds read in smb2_sess_setup",
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2023-3867",
    "datePublished": "2025-08-16T13:29:51.946Z",
    "dateReserved": "2023-07-24T14:52:44.448Z",
    "dateUpdated": "2025-08-19T05:47:14.506Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}


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