{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2026-23093",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2026-23093"
  ],
  "published": "2026-02-04T16:18:56Z",
  "summary": "ksmbd: smbd: fix dma_unmap_sg() nents",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nksmbd: smbd: fix dma_unmap_sg() nents\n\nThe dma_unmap_sg() functions should be called with the same nents as the\ndma_map_sg(), not the value the map function returned.",
  "affected": [
    {
      "package": {
        "ecosystem": "Raspberry Pi OS:12",
        "name": "linux"
      },
      "versions": [
        "1:6.1.47-1+rpt4"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-2712",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v6",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v7",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v7l",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v8",
            "binary_version": "1:6.1.47-1+rpt4"
          }
        ]
      },
      "database_specific": {
        "per_version": {
          "1:6.1.47-1+rpt4": {
            "linux_commit": "655fc658a15ae7a6f37103754adb39ba52a9a14e",
            "upstream_version": "6.1.47",
            "assessment": "commit ancestry (strak rule)",
            "upstream_fixed": "6.1.162",
            "compiled_filter": false
          }
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-23093"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/f569f5b8bfd5133defdf9c7f8a72c63aa11f54ec"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/6ececffd3e9fe93a87738625dc0671165d27bf96"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/4d1e9a4a450aae47277763562122cc80ed703ab2"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/70ba85e439221a5d6dda34a3004db6640f0525e6"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/d1943bc9dc9508f5933788a76f8a35d10e43a646"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/98e3e2b561bc88f4dd218d1c05890672874692f6"
    }
  ],
  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-05-12T04:54:46Z"
  }
}