libxml2-2.9.1 — security advisory

{
  "id": "66c04489965a8fe5949952da956b387b31e6631cb8ec3dbd0ad74603abcc4e68",
  "url": "https://osv.dev/vulnerability/ECHO-58ad-c717-c9a1",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "ECHO-58ad-c717-c9a1",
    "summary": "ECHO-58ad-c717-c9a1",
    "evidence": "osv:ECHO-58ad-c717-c9a1",
    "products": [
      {
        "name": {
          "value": "libxml2-2.9.1",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.9.1+e1",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "ECHO-58ad-c717-c9a1",
      "aliases": [
        "ECHO-58ad-c717-c9a1"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2.9.1+e1"
                }
              ]
            }
          ],
          "package": {
            "name": "libxml2-2.9.1",
            "purl": "pkg:deb/echo/libxml2-2.9.1",
            "ecosystem": "Echo"
          },
          "database_specific": {
            "source": "https://advisory.echohq.com/osv/ECHO-58ad-c717-c9a1.json"
          }
        }
      ],
      "modified": "2026-10-21T12:45:04.510855681Z",
      "provider": "osv",
      "upstream": [
        "CVE-2016-1833"
      ],
      "references": [
        "https://advisory.echohq.com/cve/CVE-2016-1833",
        "https://nvd.nist.gov/vuln/detail/CVE-2016-1833",
        "https://access.redhat.com/errata/RHSA-2016:1292",
        "https://bugs.chromium.org/p/project-zero/issues/detail?id=636",
        "https://bugzilla.gnome.org/show_bug.cgi?id=758606",
        "https://git.gnome.org/browse/libxml2/commit/?id=0bcd05c5cd83dec3406c8f68b769b1d610c72f76",
        "https://kc.mcafee.com/corporate/index?page=content&id=SB10170",
        "https://support.apple.com/HT206564",
        "https://support.apple.com/HT206566",
        "https://support.apple.com/HT206567",
        "https://support.apple.com/HT206568",
        "https://www.debian.org/security/2016/dsa-3593",
        "https://www.tenable.com/security/tns-2016-18"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2016-1833",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 393077,
  "published_at": "2026-10-21T12:17:34.263+00:00"
}