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CriticalFix available

containerd is an open source container runtime with an emphasis on simplicity, robustness and portability

Type: advisorySources: OSV

Security vulnerability affects the containerd package. containerd is an open source container runtime with an emphasis on simplicity, robustness and portability.

Products
containerd
Affected versions
Not specified
Fixed versions
1.5.7-r0
CVEs
CVE-2021-41103
Confirmed fixed CVEs
Not specified
Updated in this feed
28 Oct 2026, 09:18 UTC · Revision 1

Source evidence

containerd is an open source container runtime with an emphasis on simplicity, robustness and portability

core-osv · Original source

Published 30 Sept 2026, 19:36 UTC

Security vulnerability affects the containerd package. containerd is an open source container runtime with an emphasis on simplicity, robustness and portability.

osv:CLEANSTART-2025-SC08629

containerd

Fixed versions: 1.5.7-r0

Complete source record
{
  "id": "17beb05e5f2da872a12cacf36ef8c0fd93545d954a249d31d5fdbf4a1b65b6c8",
  "url": "https://osv.dev/vulnerability/CLEANSTART-2025-SC08629",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "containerd is an open source container runtime with an emphasis on simplicity, robustness and portability",
    "summary": "Security vulnerability affects the containerd package. containerd is an open source container runtime with an emphasis on simplicity, robustness and portability.",
    "evidence": "osv:CLEANSTART-2025-SC08629",
    "products": [
      {
        "name": {
          "value": "containerd",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.5.7-r0",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "critical",
    "structured": {
      "id": "CLEANSTART-2025-SC08629",
      "aliases": [
        "CLEANSTART-2025-SC08629"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1.5.7-r0"
                }
              ]
            }
          ],
          "package": {
            "name": "containerd",
            "purl": "pkg:apk/cleanstart/containerd",
            "ecosystem": "CleanStart"
          },
          "database_specific": {
            "source": "https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2025/CLEANSTART-2025-SC08629.json"
          }
        }
      ],
      "modified": "2026-10-08T16:46:32.766795451Z",
      "provider": "osv",
      "upstream": [
        "CVE-2021-41103"
      ],
      "references": [
        "https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2025/CLEANSTART-2025-SC08629.json",
        "https://osv.dev/vulnerability/CVE-2021-41103",
        "https://nvd.nist.gov/vuln/detail/CVE-2021-41103"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-41103",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 100668,
  "published_at": "2026-09-30T19:36:40.832+00:00"
}