{
  "cveId": "CVE-2026-23384",
  "url": "https://patchblox.com/security/cve/CVE-2026-23384",
  "summary": "CVE-2026-23384 is fixed in linux on 1 platform by DEBIAN-CVE-2026-23384 (version 6.19.8-1), released March 25, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  RDMA/ionic: Fix kernel stack leak in ionic_creat...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  RDMA/ionic: Fix kernel stack leak in ionic_create_cq()  struct ionic_cq_resp resp {     __u32 cqid[2];         // offset 0 - PARTIALLY SET (see below)     __u8  udma_mask;       // offset 8 - SET (resp.udma_mask = vcq-\u003Eudma_mask)     __u8  rsvd[7];         // offset 9 - NEVER SET \u003C- LEAK };  rsvd[7]: 7 bytes of stack memory leaked unconditionally.  cqid[2]: The loop at line 1256 iterates over udma_idx but skips indices where !(vcq-\u003Eudma_mask \u0026 BIT(udma_idx)). The array has 2 entries but udma_count could be 1, meaning cqid[1] might never be written via ionic_create_cq_common(). If udma_mask only has bit 0 set, cqid[1] (4 bytes) is also leaked. So potentially 11 bytes leaked.",
  "published": "2026-03-25T11:16:38Z",
  "severity": "medium",
  "cvss": 5.5,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
  "epss": 0.00117,
  "epssPercentile": 0.01662,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "6.19.8-1",
      "fix": "DEBIAN-CVE-2026-23384",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-23384",
      "released": "2026-03-25T11:16:38Z"
    }
  ],
  "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"
  }
}