ctr-2.1 — security advisory

{
  "id": "8374b0b56987f29227893cda6064a416c27d8570e87a9a0c5c7584a3ae496a5e",
  "url": "https://osv.dev/vulnerability/CGA-hwj9-4h42-wgwv",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CGA-hwj9-4h42-wgwv",
    "summary": "CGA-hwj9-4h42-wgwv",
    "evidence": "osv:CGA-hwj9-4h42-wgwv",
    "products": [
      {
        "name": {
          "value": "ctr-2.1",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CGA-hwj9-4h42-wgwv",
      "aliases": [
        "CGA-hwj9-4h42-wgwv"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "ctr-2.1",
            "purl": "pkg:apk/chainguard/ctr-2.1?arch=x86_64",
            "ecosystem": "Chainguard"
          },
          "database_specific": {
            "source": "https://advisories.cgr.dev/chainguard/v3/osv/CGA-hwj9-4h42-wgwv.json"
          },
          "ecosystem_specific": {
            "components": [
              {
                "component_name": "github.com/containerd/containerd/v2",
                "component_purl": "pkg:golang/github.com/containerd/containerd/v2@v2.1.9%2Bdirty",
                "component_type": "go-module",
                "component_version": "v2.1.9+dirty",
                "component_location": "/usr/bin/ctr",
                "latest_event_status": "fix_not_planned",
                "latest_event_timestamp": "2026-10-17T13:48:22Z"
              }
            ]
          }
        }
      ],
      "modified": "2026-10-17T20:15:14.404717429Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-95837",
        "GHSA-p7v4-vr35-mj6f"
      ],
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/95xxx/CVE-2026-95837.json",
        "https://github.com/containerd/containerd/security/advisories/GHSA-p7v4-vr35-mj6f",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-95837",
        "https://github.com/containerd/containerd/commit/928c03c6898cad95f795300281fdff0dbc55a32f",
        "https://github.com/containerd/containerd/pull/13913"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-95837",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 365970,
  "published_at": "2026-10-16T13:51:26+00:00"
}