XZ Utils 5.8.4 (stable)

{
  "id": "205b9ea6a448dd510b2896bf95468ea0fc29be72f932a536cce13b5601e85a0c",
  "url": "https://github.com/tukaani-project/xz/releases/tag/v5.8.4",
  "method": "llm",
  "payload": {
    "kind": "patch",
    "title": "XZ Utils 5.8.4 (stable)",
    "summary": "XZ Utils 5.8.4 fixes a security issue affecting XZ Utils versions since 5.0.0. The release also includes other fixes.",
    "evidence": "IMPORTANT: This includes a fix for a security issue that affects all XZ Utils versions since 5.0.0.",
    "products": [
      {
        "name": {
          "value": "XZ Utils",
          "evidence": "XZ Utils 5.8.4 (stable)"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.8.4",
            "evidence": "XZ Utils 5.8.4 (stable)"
          }
        ],
        "affected_versions": [
          {
            "value": "all XZ Utils versions since 5.0.0",
            "evidence": "a security issue that affects all XZ Utils versions since 5.0.0"
          }
        ]
      }
    ],
    "severity": "unknown",
    "fixed_cves": [],
    "related_cves": [],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "github-tukaani-project-xz",
  "document_id": 22780,
  "published_at": "2026-09-09T16:43:43+00:00"
}