{
  "affected": [
    {
      "database_specific": {
        "unresolved_ranges": [
          {
            "events": [
              {
                "introduced": "5.15"
              },
              {
                "fixed": "5.15.62"
              }
            ]
          },
          {
            "events": [
              {
                "introduced": "5.16"
              },
              {
                "fixed": "5.18.18"
              }
            ]
          },
          {
            "events": [
              {
                "introduced": "5.19"
              },
              {
                "fixed": "5.19.2"
              }
            ]
          }
        ]
      }
    }
  ],
  "details": "An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. There is an out-of-bounds read and OOPS for SMB2_WRITE, when there is a large length in the zero DataOffset case.",
  "id": "CVE-2022-47943",
  "modified": "2026-03-15T21:48:41.149671992Z",
  "published": "2022-12-23T17:15:08.993Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://security.netapp.com/advisory/ntap-20230216-0006/"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-1691/"
    },
    {
      "type": "ADVISORY",
      "url": "http://www.openwall.com/lists/oss-security/2022/12/23/10"
    },
    {
      "type": "FIX",
      "url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.2"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ac60778b87e45576d7bfdbd6f53df902654e6f09"
    },
    {
      "type": "FIX",
      "url": "https://github.com/torvalds/linux/commit/ac60778b87e45576d7bfdbd6f53df902654e6f09"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}