{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2023-52686",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2023-52686"
  ],
  "published": "2024-05-17T14:32:10Z",
  "summary": "powerpc/powernv: Add a null pointer check in opal_event_init()",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\npowerpc/powernv: Add a null pointer check in opal_event_init()\n\nkasprintf() returns a pointer to dynamically allocated memory\nwhich can be NULL upon failure.",
  "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": "6.1.75",
            "compiled_filter": false
          }
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-52686"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/8422d179cf46889c15ceff9ede48c5bfa4e7f0b4"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/e93d7cf4c1ddbcd846739e7ad849f955a4f18031"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/e6ad05e3ae9c84c5a71d7bb2d44dc845ae7990cf"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/c0b111ea786ddcc8be0682612830796ece9436c7"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/9a523e1da6d88c2034f946adfa4f74b236c95ca9"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/a14c55eb461d630b836f80591d8caf1f74e62877"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/e08c2e275fa1874de945b87093f925997722ee42"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/8649829a1dd25199bbf557b2621cedb4bf9b3050"
    }
  ],
  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-05-12T04:54:46Z"
  }
}