{
  "cveId": "CVE-2023-40359",
  "url": "https://patchblox.com/security/cve/CVE-2023-40359",
  "summary": "CVE-2023-40359 is fixed in xterm on 1 platform, first by DEBIAN-CVE-2023-40359, released August 14, 2023. It is not reported as exploited. Patch Radar priority: Urgent.",
  "title": "xterm: xterm before 380 supports ReGIS reporting for character-set names even if they have unexpected characters (i.e., neit...",
  "description": "xterm before 380 supports ReGIS reporting for character-set names even if they have unexpected characters (i.e., neither alphanumeric nor underscore), aka a pointer/overflow issue. This can only occur for xterm installations that are configured at compile time to use a certain experimental feature.",
  "published": "2023-08-14T17:15:10Z",
  "severity": "critical",
  "cvss": 9.8,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
  "epss": 0.00855,
  "epssPercentile": 0.58596,
  "priority": "Urgent",
  "priorityTier": 2,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "xterm",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "382-2",
      "fix": "DEBIAN-CVE-2023-40359",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-40359",
      "released": "2023-08-14T17:15:10Z"
    },
    {
      "platform": "linux",
      "product": "xterm",
      "release": "Debian 14",
      "fixedVersion": "382-2",
      "fix": "DEBIAN-CVE-2023-40359",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-40359",
      "released": "2023-08-14T17:15:10Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T06:59:42Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}