CVE-2026-105959

{
  "etk_id": "ETK-2026-1884",
  "cve_id": "CVE-2026-105959",
  "display_id": "CVE-2026-105959",
  "ghsa_id": "GHSA-m5f2-676c-jfj7",
  "euvd_id": "EUVD-2026-102846",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Integer truncation heap overflow in spice-server",
  "summary": "Red Hat Enterprise Linux 6 systems using spice-server or spice are affected by an integer truncation in GLZ dictionary restore handling. An authenticated SPICE client may cause heap memory corruption during VM live migration.",
  "mitigation": "Restrict SPICE access to trusted, authenticated users and avoid live migration where practical until a vendor update is available. Monitor Red Hat updates for spice-server and spice, and apply the supplied fix when released.",
  "vendor": "Red Hat",
  "product": "Red Hat Enterprise Linux 6",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [],
      "ecosystem": null,
      "fixed_versions": [],
      "package_name": "spice-server",
      "purl": null
    },
    {
      "affected_notes": [],
      "affected_ranges": [],
      "ecosystem": null,
      "fixed_versions": [],
      "package_name": "spice",
      "purl": null
    }
  ],
  "cwes": [
    190
  ],
  "cvss_score": 7.5,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
  "epss_score": 0.004,
  "epss_percentile": 0.3327,
  "epss_asof": "2026-10-20",
  "automation": "contextual",
  "check": false,
  "check_confidence_basis": null,
  "exploit": false,
  "pipeline_minutes": 15.25658345,
  "t0_at": "2026-10-16T11:53:00.840000+00:00",
  "signals": {
    "trigger_signal": {
      "at": "2026-10-16T11:53:00.840000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-16T11:53:00.840000+00:00",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-105959"
    }
  }
}