{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2025-21775",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2025-21775"
  ],
  "published": "2025-02-27T02:18:18Z",
  "summary": "can: ctucanfd: handle skb allocation failure",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ncan: ctucanfd: handle skb allocation failure\n\nIf skb allocation fails, the pointer to struct can_frame is NULL. This\nis actually handled everywhere inside ctucan_err_interrupt() except for\nthe only place.\n\nAdd the missed NULL check.\n\nFound by Linux Verification Center (linuxtesting.org) with SVACE static\nanalysis tool.",
  "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": "6.1.129",
            "compiled_filter": false
          }
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-21775"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/84b9ac59978a6a4e0812d1c938fad97306272cef"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/e505b83b9ee6aa0ae2f4395f573a66579ae403fb"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/b0e592dd46a0a952b41c3bf6c963afdd6a42b526"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/e7e2e2318b1f085044126ba553a4e619842fc36d"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/9bd24927e3eeb85642c7baa3b28be8bea6c2a078"
    }
  ],
  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-05-12T04:54:46Z"
  }
}