{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2026-23291",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2026-23291"
  ],
  "published": "2026-03-25T10:28:03Z",
  "summary": "nfc: pn533: properly drop the usb interface reference on disconnect",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnfc: pn533: properly drop the usb interface reference on disconnect\n\nWhen the device is disconnected from the driver, there is a \"dangling\"\nreference count on the usb interface that was grabbed in the probe\ncallback.  Fix this up by properly dropping the reference after we are\ndone with it.",
  "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": "6.1.167",
            "compiled_filter": false
          }
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-23291"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/6645b030b0c1fc5bf338bffb0044238f24b2f770"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/5be8aa2bcfb53158436182db8dee9d0b8e5901e6"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/7398d6570501edc55a50ece820f369ab3c1df2e7"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/d1f6d20b3c2642ec85ce6ea5da7155746c31c6d0"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/7ff14eb070f0efecb2606f8d7aa01b77d188e886"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/00477cab053dc4816b99141d8fcca7a479cfebeb"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/4551d6cea00224ab65a0ef35e4e6da0e9c0a2d74"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/12133a483dfa832241fbbf09321109a0ea8a520e"
    }
  ],
  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-05-12T04:54:46Z"
  }
}