{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2026-63963",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2026-63963"
  ],
  "published": "2026-07-19T14:56:29Z",
  "summary": "usb: typec: tcpm: validate VDO count in Discover Identity ACK handlers",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: typec: tcpm: validate VDO count in Discover Identity ACK handlers\n\nProperly validate the count passed from a device when calling\nsvdm_consume_identity() or svdm_consume_identity_sop_prime() as the\ndevice-controlled value could index off of the static arrays, which\ncould leak data.",
  "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": null,
            "compiled_filter": false
          }
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-63963"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/569f7971542eb10025d8a0989b83f28a29d8ba20"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/f9d787fbe83127105e42088cca40e5118db0d810"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/ed8649f3822e211d025bcab5158af6f8a38c8705"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/8fbc349e8383125dd2d8de1c1e926279d398ab17"
    }
  ],
  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-07-20T06:40:36Z"
  }
}