{
  "cveId": "CVE-2026-89584",
  "url": "https://patchblox.com/security/cve/CVE-2026-89584",
  "summary": "CVE-2026-89584 is fixed in linux on 1 platform by DEBIAN-CVE-2026-89584 (version 7.2.6-1), released September 23, 2026. It is not reported as exploited. Patch Radar priority: High.",
  "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  block: validate user space vectors during extrac...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  block: validate user space vectors during extraction  The bio-based drivers don\u0027t necessarily check the alignment split, and stacking block drivers don\u0027t always handle a misalignment detected after submitting the bio. Validate user vectors against the device\u0027s dma_alignment as the bio is built from the iov_iter, rejecting misaligned early with -EINVAL.",
  "published": "2026-09-11T20:19:42Z",
  "severity": "high",
  "cvss": 7.8,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
  "epss": 0.00165,
  "epssPercentile": 0.05763,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "7.2.6-1",
      "fix": "DEBIAN-CVE-2026-89584",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-89584",
      "released": "2026-09-23T19:19:02Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T19:12:23Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}