{
  "id": "CVE-2022-21546",
  "sourceIdentifier": "secalert_us@oracle.com",
  "published": "2025-05-02T22:15:15.290",
  "lastModified": "2025-05-02T22:15:15.290",
  "vulnStatus": "Received",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In newer version of the SBC specs, we have a NDOB bit that indicates there is no data buffer that gets written out. If this bit is set using commands like \"sg_write_same --ndob\" we will crash in target_core_iblock/file's execute_write_same handlers when we go to access the se_cmd->t_data_sg because its NULL. CVSS 3.1 Base Score 7.7 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H)."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "secalert_us@oracle.com",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H",
          "baseScore": 7.7,
          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "CHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.1,
        "impactScore": 4.0
      }
    ]
  },
  "references": [
    {
      "url": "https://git.kernel.org/linus/ccd3f449052449a917a3e577d8ba0368f43b8f29",
      "source": "secalert_us@oracle.com"
    },
    {
      "url": "https://linux.oracle.com/cve/CVE-2022-21546.html",
      "source": "secalert_us@oracle.com"
    },
    {
      "url": "https://lore.kernel.org/all/20220628022325.14627-2-michael.christie@oracle.com/",
      "source": "secalert_us@oracle.com"
    }
  ]
}