{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2024-50134",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2024-50134"
  ],
  "published": "2024-11-05T17:11:07Z",
  "summary": "drm/vboxvideo: Replace fake VLA at end of vbva_mouse_pointer_shape with real VLA",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/vboxvideo: Replace fake VLA at end of vbva_mouse_pointer_shape with real VLA\n\nReplace the fake VLA at end of the vbva_mouse_pointer_shape shape with\na real VLA to fix a \"memcpy: detected field-spanning write error\" warning:\n\n[   13.319813] memcpy: detected field-spanning write (size 16896) of single field \"p->data\" at drivers/gpu/drm/vboxvideo/hgsmi_base.c:154 (size 4)\n[   13.319841] WARNING: CPU: 0 PID: 1105 at drivers/gpu/drm/vboxvideo/hgsmi_base.c:154 hgsmi_update_pointer_shape+0x192/0x1c0 [vboxvideo]\n[   13.320038] Call Trace:\n[   13.320173]  hgsmi_update_pointer_shape [vboxvideo]\n[   13.320184]  vbox_cursor_atomic_update [vboxvideo]\n\nNote as mentioned in the added comment it seems the original length\ncalculation for the allocated and send hgsmi buffer is 4 bytes too large.\nChanging this is not the goal of this patch, so this behavior is kept.",
  "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": "6.1.115",
            "compiled_filter": false
          }
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2024-50134"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/02c86c5d5ef4bbba17d38859c74872825f536617"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/75f828e944dacaac8870418461d3d48a1ecf2331"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/34a422274b693507025a7db21519865d1862afcb"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/7458a6cdaebb3dc59af8578ee354fae78a154c4a"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/9eb32bd23bbcec44bcbef27b7f282b7a7f3d0391"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/fae9dc12c61ce23cf29d09824a741b7b1ff8f01f"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/d92b90f9a54d9300a6e883258e79f36dab53bfae"
    }
  ],
  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-05-12T04:54:46Z"
  }
}