{
  "cveId": "CVE-2026-93812",
  "url": "https://patchblox.com/security/cve/CVE-2026-93812",
  "summary": "CVE-2026-93812 is fixed in 2 products on 1 platform, first by DEBIAN-CVE-2026-93812, released September 24, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "ksmbd: fix sd_ndr.data memory leak in ksmbd_vfs_set_sd_xattr",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  ksmbd: fix sd_ndr.data memory leak in ksmbd_vfs_set_sd_xattr  ndr_encode_v4_ntacl() allocates sd_ndr.data via kzalloc() at entry. If any subsequent ndr_write_*() call returns error during encoding, the allocated sd_ndr.data won\u0027t be freed and causes memory leak.  Move kfree(sd_ndr.data) into out label to ensure the buffer gets released on all success and error return paths.",
  "published": "2026-09-24T17:17:14Z",
  "severity": "Moderate",
  "cvss": 5.3,
  "epss": 0.00173,
  "epssPercentile": 0.06702,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-93812",
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "6.1.190-1",
      "fix": "DEBIAN-CVE-2026-93812",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-93812",
      "released": "2026-09-24T19:30:44Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "6.12.111-1",
      "fix": "DEBIAN-CVE-2026-93812",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-93812",
      "released": "2026-09-24T19:30:44Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "7.2.6-1",
      "fix": "DEBIAN-CVE-2026-93812",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-93812",
      "released": "2026-09-24T19:30:44Z"
    },
    {
      "platform": "linux",
      "product": "linux-6.12",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "6.12.111-1~deb12u1",
      "fix": "DEBIAN-CVE-2026-93812",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-93812",
      "released": "2026-09-24T19:30:44Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T13:31:49Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}