{
  "cveId": "CVE-2026-47143",
  "url": "https://patchblox.com/security/cve/CVE-2026-47143",
  "summary": "CVE-2026-47143 is fixed in capstone on 1 platform by DEBIAN-CVE-2026-47143 (version 5.0.9-1), released August 10, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "Capstone has a NULL Pointer Dereference with 3DNow! opcodes",
  "description": "Capstone is a disassembly framework. Versions prior to 6.0.0-Alpha8 and 5.0.8 have a NULL pointer dereference in \u0060modRMRequired()\u0060 and \u0060decode()\u0060 when disassembling 3DNow! opcodes (\u00600F 0F\u0060) in builds compiled with \u0060-DCAPSTONE_X86_REDUCE\u0060, allowing a remote attacker to crash any application using the reduced X86 Capstone library by supplying a crafted input containing the 4-byte sequence \u00600F 0F \u003Cmodrm\u003E \u003Cimm8\u003E\u0060. Versions 6.0.0-Alpha8 and 5.0.8 patch the issue.",
  "published": "2026-07-21T21:16:50Z",
  "severity": "Moderate",
  "cvss": 5.9,
  "cvssVector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
  "cwe": "NULL Pointer Dereference",
  "epss": 0.00468,
  "epssPercentile": 0.40754,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47143",
  "fixes": [
    {
      "platform": "linux",
      "product": "capstone",
      "release": "Debian 14",
      "fixedVersion": "5.0.9-1",
      "fix": "DEBIAN-CVE-2026-47143",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-47143",
      "released": "2026-08-10T15:53:58Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T01:18:40Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}