{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2024-26662",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2024-26662"
  ],
  "published": "2024-04-02T06:22:38Z",
  "summary": "drm/amd/display: Fix 'panel_cntl' could be null in 'dcn21_set_backlight_level()'",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Fix 'panel_cntl' could be null in 'dcn21_set_backlight_level()'\n\n'panel_cntl' structure used to control the display panel could be null,\ndereferencing it could lead to a null pointer access.\n\nFixes the below:\ndrivers/gpu/drm/amd/amdgpu/../display/dc/hwss/dcn21/dcn21_hwseq.c:269 dcn21_set_backlight_level() error: we previously assumed 'panel_cntl' could be null (see line 250)",
  "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-2024-26662"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/2e150ccea13129eb048679114808eb9770443e4d"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/0c863cab0e9173f8b6c7bc328bee3b8625f131b5"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/e96fddb32931d007db12b1fce9b5e8e4c080401b"
    }
  ],
  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-05-12T04:54:46Z"
  }
}