{
 "id": "AIR-2026-1345",
 "slug": "cve-2026-86289-integer-overflow-vulnerability-in-ollama-gguf",
 "title": "CVE-2026-86289: Integer overflow vulnerability in Ollama GGUF decoder",
 "summary": "An integer overflow vulnerability was found in the GGUF decoder component of Ollama up to version 0.31.1. Remote attackers could potentially exploit the issue, which has been patched in version 0.31.2-rc1.",
 "type": "attack_on_ai",
 "categories": [
  "infra_vuln"
 ],
 "severity": 2,
 "targets": [
  "framework_or_tooling"
 ],
 "products": [
  "Ollama"
 ],
 "incident_date": "2026-09-07",
 "incident_date_precision": "day",
 "first_reported": "2026-09-07",
 "sources": [
  {
   "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-86289",
   "publisher": "NVD",
   "title": "CVE-2026-86289: A vulnerability was found in Ollama up to 0.31.1.",
   "published_at": "2026-09-07"
  }
 ],
 "source_count": 1,
 "confidence": 0.95,
 "status": "published",
 "origin": "seed_nvd",
 "tags": [
  "CVE-2026-86289",
  "integer-overflow",
  "ollama"
 ],
 "created_at": "2026-10-18T10:04:21.885Z",
 "updated_at": "2026-10-18T10:04:21.885Z"
}