{
  "cveId": "CVE-2026-98476",
  "url": "https://patchblox.com/security/cve/CVE-2026-98476",
  "summary": "CVE-2026-98476 is fixed in 2 products on 1 platform, first by DEBIAN-CVE-2026-98476, released October 19, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "s390/cio: Fix NULL pointer dereference in ccw_device_get_util_str()",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  s390/cio: Fix NULL pointer dereference in ccw_device_get_util_str()  The channel path registry entry associated with a CHPID may be removed while the subchannel\u0027s PMCW still references that CHPID. In this case, chpid_to_chp() can return NULL, leading to a NULL pointer dereference.  Add the missing NULL check before dereferencing the returned pointer.",
  "published": "2026-10-18T16:16:58Z",
  "severity": "Moderate",
  "cvss": 5.5,
  "epss": 0.00177,
  "epssPercentile": 0.07262,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-98476",
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "6.1.190-1",
      "fix": "DEBIAN-CVE-2026-98476",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-98476",
      "released": "2026-10-19T16:27:52Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "6.12.113-1",
      "fix": "DEBIAN-CVE-2026-98476",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-98476",
      "released": "2026-10-19T16:27:52Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "7.2.9-1",
      "fix": "DEBIAN-CVE-2026-98476",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-98476",
      "released": "2026-10-19T16:27:52Z"
    },
    {
      "platform": "linux",
      "product": "linux-6.12",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "6.12.113-1~deb12u1",
      "fix": "DEBIAN-CVE-2026-98476",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-98476",
      "released": "2026-10-19T16:27:52Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T13:06:02Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}