{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2026-98593",
  "modified": "2026-10-19T04:30:01Z",
  "upstream": [
    "CVE-2026-98593"
  ],
  "published": "2026-10-18T15:22:13Z",
  "summary": "s390/debug: Fix NULL pointer dereference in debug_info_copy()",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ns390/debug: Fix NULL pointer dereference in debug_info_copy()\n\nWhen debug_register_static() fails, it clears areas, active_pages and\nactive_entries but leaves the area bounds unchanged. Copying such an\narea, either by opening its view file or via debug_dump(), makes\ndebug_info_copy() dereference the NULL pointers.\n\nSkip the copy loop when the source has no areas.",
  "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": "6.1.189",
            "compiled_filter": false
          }
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-98593"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/13decd3b3b3a4d8a2e603fb8c9ffde0c6be3c225"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/a19bede30f0da5ae56782edac62b5998a7434cba"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/33f706884821da9cb55b650b7b1d4f2bdf800137"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/2de9c458cc49d8db6408a7c5fbf0c7c94fe4d52b"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/9c6af88fbefbe77608b77409df23a1617e28398c"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/c593f38e1cdb92f87d01be4c4e5ac12417b1454b"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/012bfcd5a51082d5a65f096dfb9ca652b5267965"
    }
  ],
  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-10-18T15:22:13Z"
  }
}